Pesticide exposure is a serious hazard for agricultural workers and may present the greatest threat to their health
What is Pesticide exposure?Pesticides can get inside your body from eating, drinking, breathing them in, and by skin contact. The most effective way to reduce risk for pesticides is to use integrated pest management and avoid using pesticides.The most common pathway for pesticide poisoning among common users is absorption through the skin [26]. Dermal absorption may occur as a result of splashes and spills when handling (mixing, loading or disposing of) pesticidesImproperly using a pesticide. For example, staying in the rooms where foggers are used, or using outdoor use products inside your house. Bringing pesticides into your home on your clothing after working in treated fields. Storing pesticides in an unsecured place that children and pets can accessThe most commonly reported early symptoms include headache, nausea, dizziness, and increased secretions, such as sweating, salivation, tearing and respiratory secretions. Progressive symptoms include muscle twitching, weakness, tremor, incoordination, vomiting, abdominal cramps and diarrheaTo learn more about Pesticide exposure refers to:
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periodontitis is associated with high proportions of: group of answer choices a) aerobic bacteria b) nonmotile bacteria c) gram-negative bacteria d) innocuous bacteria
Answer:
c. gram negative bacteria
Explanation:
Trust the process
Periodontitis is associated with high proportions of gram-negative bacteria. The correct option is c).
What are gram-negative bacteria?The group of bacteria known as gram-negative bacteria are those that do not react favorably to the gram stain test. The cell wall is used to classify things in this way.
Our anthrax, diphtheria, and other Gram-positive bacteria are the source of frequent diseases. Gram-negative bacteria have a lipopolysaccharide-containing outer membrane, a thin peptidoglycan layer, and a cytoplasmic membrane.
The periplasmic space, also known as periplasm, is the area between the cytoplasmic membrane and the outer membrane. Gram-negative bacteria (GNB) are among the most serious public health issues in the world because of their high level of antibiotic resistance.
Therefore, the correct option is c) gram-negative bacteria.
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the image shows a type of connective tissue called
The image shows a type of connective tissue called blood.
Organ or tissue that provides structure, support, and protection for other organs and body tissues. Connective tissue serves to store fat, repair damaged tissue, and move nutrients and other substances between tissues and organs. A gel-like substance, fibres, and cells make up connective tissue.
Connective tissue fills the crevices between various tissues all over the body, including the nervous system.Connective tissue makes up the three meninges, which are membranes that surround the brain and spinal cord.
One of the connective tissues is blood. It serves as a connective tissue and is composed of cells and cell fragments (formed components) floating in an intercellular matrix (plasma). In an adult, the only liquid tissue in the body is blood, which makes up 8% of body weight and has a volume of around 5 litres.
Complete question:
the image shows a type of connective tissue called
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What are the 4 main settlement patterns?
Dispersed, linear and nucleated are the most common. A dispersed pattern is where isolated buildings are spread out across an area, usually separated by a few hundred metres with no central focus.
This pattern of settlement is most common in India. The areas having this pattern of settlement have a high degree of clustering and high population density. The shape of the cultivated land is rectangular.The three main patterns of settlement are dispersed, nucleated and linear. Geography is an important factor as to what settlement pattern is chosen.
The 3 fundamental styles of agreement are dispersed, nucleated and linear. Geography is an vital thing as to what agreement sample is chosen. Dispersed, linear and nucleated are the maximum not unusualplace.
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Which of the following is an example of genetic drift?
A. Founder effect
B. Gene flow
C. Mutation
D. None of the above
The correct option B. Gene flow, is an example of genetic drift.
Gene flow is the process through which genetic variety is transferred from one population to another population, changing the overall amount of genetic diversity (gene pool) within the first group.
It can happen in a number of ways. As an illustration, as birds migrate from one habitat to another, the gene pool changes.
Genetic drift occurs when the frequency of different alleles, or variable forms of a gene, fluctuates over time through chance. Changes in allele frequencies are used to measure these differences in allele presence.
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Draw the atoms in the two molecules of ammonia, which are the products.
The diagram of the products of two molecules of ammonia which is mentioned in the question is attached below.
What is ammonia?Ammonia is a colorless gas which that consists of one nitrogen atom and three hydrogen atoms. The nitrogen atom is located at the center of the molecule and the three hydrogen atoms are attached to it by the covalent bonds.
The reaction between 2 molecules of ammonia will contain 2 nitrogen atoms and 6 hydrogen atoms, which will result into the formation of a molecule of nitrogen gas and three molecules of hydrogen gas.
2NH₃ ⇒N₂ + H₂
This reaction is exothermic, meaning it produces energy in the form of heat during this reaction, and is a type of synthesis reaction in which two or simpler molecule combines to form a complex molecule.
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Answer:
Explanation:
pluto/edmentom
Where is the most healthy fat stored in a human
Answer:
Subcutaneous fat
Explanation:
Essential fat is necessary for a healthy, functional body. Subcutaneous fat makes up most of our bodily fat and is found under the skin. This is the body's method of storing energy for later use
________ split from a common hominoid ancestor.Humans and chimpanzeesHumans and chimpanzeesGreater apes and lesser apesGreater apes and lesser apesPrimates and mammals
Humans and chimpanzees are split from a common hominoid ancestor.
Humans and chimpanzees shared a last common ancestor approximately 6–7 million years ago. The hominoid ancestor of extant apes and humans from the crucial period when these branches separated are still mostly unknown.
Our closest cousins among the great apes are chimpanzees and bonobos. The fossil record and ape and human DNA research show that humans and chimpanzees and bonobos shared an ancestor around 6 million years ago (mya).
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Why is the function of endoplasmic reticulum important?
Functions of endoplasmic reticulum are :-
The endoplasmic reticulum, or ER, is in responsible for transport like transportation of proteins and carbs to another organelle. It is crucial for the production of proteins, glycogen, and lipids. like other steroids as well. They give cellular responses a sizable surface area. It serves as an intracellular structural support system that also preserves the cell's shape. It facilitates the development of plasmodesmata.
Endoplasmic is a complex web of tubular membranes known as the reticulum is only found in the cytoplasm of eukaryotic cells. One type of endoplasmic reticulum has a surface covered in ribosomes, whereas the other type has a smooth surface. The smooth endoplasmic reticulum is the latter, whereas the rough endoplasmic reticulum is the former. These membranes continuously fold, finally connecting the nuclear membrane's outer layer.
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What is the sequence of amino acids that could be translated from the sequence of mRNA?
Protein is the sequence of amino acids that could be translated from the sequence of mRNA.
Proteins are large macro- and biomolecules made up of one or more long chains of amino acid residues. Proteins play a variety of roles in living things, including catalysing metabolic reactions, reproducing DNA, responding to stimuli, providing cells and organisms structure, and transporting chemicals.
The order of a protein's amino acids, which is dictated by the nucleotide sequence of its genes and normally enables a protein to fold into a certain 3D structure that regulates its function, is the main way that proteins differ from one another.
Various methods, including ultracentrifugation, precipitation, electrophoresis, and chromatography, can be used to separate proteins from other biological components. The development of genetic engineering has made several purification procedures possible. Immunohistochemistry, site-directed mutagenesis, X-ray crystallography, nuclear magnetic resonance, and mass spectrometry are techniques that are frequently used to research protein structure and function.
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When using an AED which of the following should you remember to do?
When using an AED, a person must remember to check pulse before resuming compressions after a shock. Thus, the correct option is A.
What is AED?An AED is an automated external defibrillator (AED). It is a medical device which is designed to analyze the heart rhythm and deliver an electric shock to the victims of ventricular fibrillation to restore the heart rhythm to normal levels. Ventricular fibrillation is the uncoordinated irregular heart rhythm which is most often responsible for sudden cardiac arrest.
AEDs are used to revive patients from sudden cardiac arrest. This condition usually occurs when a disruption in the heart's electrical activity causes a dangerously fast heartbeat which is known as ventricular tachycardia or a fast and irregular heartbeat that is ventricular fibrillation.
It is important to check the pulse before resuming compressions after a shock while using an AED.
Therefore, the correct option is A.
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Your question is incomplete, most probably the complete question is:
When using an AED which of the following should you remember to do?
a. Check pulse before resuming compressions after a shock.
b. Do not place on medication patches.
c. After a shock is delivered, allow 10 seconds before resuming CPR.
d. Never place an AED pad on a hairy chest.
Do snails have no gender?
No, snails have no gender as they're hermaphrodites. Garden snails produce sperms like males and carry eggs like females at the same time.
What are the characteristics of snails?Snails have both female and male reproductive cells as they are hermaphrodite. They don't actually need to mate with another snail to reproduce and self fertilization is possible. After mating they lay about 80 white eggs in a damp and underground nest.
Snails called slipper limpets begin life as males, and then become female as they grow. A new study has shown that when two males are kept together and in contact with one another, the larger one changes to female sooner, and the smaller one later.
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Chicken Wing Dissection What is the difference between a ligament and a tendon?
Answer:
Read below.
Explanation:
A ligament is a type of connective tissue that connects bones to other bones, while a tendon is a type of connective tissue that connects muscle to bone.
In a chicken wing dissection, you may see ligaments connecting the bones of the wing, and tendons connecting the muscles of the wing to the bones.
Ligaments and tendons are both made up of collagen, a tough and flexible protein that allows them to withstand the forces of movement and tension.
However, ligaments are typically more flexible than tendons, allowing for a wider range of movement in the joints.
In a garden of grasses, sunflowers, dill, weeds, corn, and tomatoes, limiting factors include.
Answer: In a garden, the limiting factors include soil, water, nutrient, and space.
Explanation: In a garden with various crops, plants, and trees, the various crops will compete for every available resource that they require to flourish effectively. and among these resources are
WaterSunlightNutrients in the SoilGrowing AreaAs a result, the plants will most likely compete for every available resource based on the possibilities mentioned in the question.
As a result, we can conclude that the limiting factor incorporates all of the elements described above.
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In a garden of grasses, sunflowers, dill, weeds, corn, and tomatoes, limiting factors include all of these.
Anything that slows or prevents a population from expanding is a limiting factor. Biologic factors like food, partners, and competition with other organisms for resources are examples of limiting factors.
In a garden with a variety of crops, plants, and trees, the crops will compete for every resource they need to grow properly. Water, sunlight, soil nutrients, and growing space are among these resources.
As a result, based on the options presented in the question, the plants will probably fight for every resource.
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(complete question)
In a garden of grasses sunflowers, dill weeds corn and tomatoes limiting factors include
-space
-soil
-all of these
-nutrients
-water
What is the ratio of genotypes produced in the example of crossing a heterozygous yellow pea with another heterozygous pea ratio of phenotypes?
Phenotypic ratios is 1:0 yellow : green of genotypes produced in the example of crossing a heterozygous yellow pea with another heterozygous pea ratio of phenotypes.
What do you mean by offspring?The term offspring has been refers to the young innovation of the living beings. That particular organism has been assembled either by an individual organism or, in the topic of physiological property, reproduction between the two organisms.
The main reason for this is that the offspring of the living creature will have one parent trait or the other parent trait, but they do not blend or mix together, such as when two plants are tall and the other is short; the children will be tall or short, but not medium size.
Therefore, Phenotypic ratios is 1:0 yellow : green of genotypes produced in the example of crossing a heterozygous yellow pea with another heterozygous pea ratio of phenotypes.
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Compare the dehydration synthesis of maltose to the hydrolysis reaction of this macromolecule.
Dehydration synthesis is a chemical reaction that joins two smaller molecules by eliminating components from each of them.
How do dehydration synthesis processes relate to hydrolysis reactions?
While hydrolysis reactions break down molecules and typically release energy, dehydration synthesis reactions build up molecules and typically demand energy.
These kinds of reactions can assemble and disassemble nucleic acids, proteins, and carbohydrates, however the monomers in each case vary.
Synthesis of dehydration
How are polymers created from monomers?
Dehydration synthesis processes, in which one monomer establishes a covalent connection to another monomer (or expanding chain of monomers), release a water molecule in the process, are frequently used to create large biological molecules.
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What are 3 things humanity can do as a species to try to save coral reefs?
While providing habitat for 25% of all marine species and receiving close to 500 million visitors annually, coral reefs are also the most endangered marine ecosystem on earth.
You can help safeguard coral reefs and the fish, animals, and plants that rely on them by taking a few straightforward, practical measures.
1. When diving at coral reefs, exercise caution.
The reef should not be touched or anchored by vessels. Corals can die if they come into contact with the reef or if they are anchored there.
2. Use a sunscreen that respects the reefs.
Coral reefs have been found to be harmful to a number of common sunscreen chemicals, including oxybenzone and octinoxate. Coral bleaching is not a result of sunscreens with non-nano zinc oxide as one of their active constituents.
3. Practice eco-friendly lawn care
You may even though you might be thousands of kilometers from a coral reef, the products you use on your lawn will eventually get up in the water supply. Use eco-friendly pesticide and fertilizer alternatives that won't harm coral reefs or marine life.
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Should a pregnant woman take a drug that has been categorized by the FDA as a Category D drug?
Category D drug, Despite potential hazards, the medication may be used during pregnancy because of potential benefits.
What does FDA category D pregnancy mean?Category D: Risk-related evidence (studies in pregnant women have demonstrated a risk to the fetus; potential benefits of the drug may outweigh the risks).Category D, Potential benefits may justify use of the treatment in pregnant women despite potential hazards since there is positive evidence of human fetus risk based on adverse reaction data from investigational or marketing experience or research in humans.Despite potential hazards, the medication may be used during pregnancy because of potential benefits.The main issue was that the letter categories were frequently understood incorrectly as a grading system for a drug's dangers, leading to prescribing choices based on the category rather than a comprehension of the underlying data.To learn more about Category D drug refer to:
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this muscular injury may vary in severity from localized cellular injury to complete rupture of the muscle belly/tendon.
Your anwser is strain
Identify the form carbón takes in the biosphere, hydrosphere geosphere and atmosphere
State what kind of reaction this is and how can you tell?
Answer:
This is a chemical reaction because there is an enzyme being used, and enzymes catalyze chemical reactions by decreasing the activation energy.
Calculate the energy, number of organisms, or biomass lost between trophic levels.
Using the Rule of 10, because of energy flow from organism to organism the next organism on the chain only receives 10% of the energy obtained in the previous level. the other 90% is used or lost as heat. Therefore, producer=100% primary consumer=10% secondary consumer=1% tertiary consumer= 1%.
Why is the pyramid used to represent energy, biomass, and number pyramids?The number of organisms at each trophic level is represented by a number pyramid. The total mass of living organic matter at each trophic level is represented by a biomass pyramid. Energy decreases as it moves up the pyramid.
The energy levels of organisms consists of Tertiary consumers 1 kcal, secondary consumers 10 kcal, primary consumer 100 kcal and producers 1000 kcal. According to the rule of 10 in ecology, energy flows from organism to organism and is used for metabolism and/or converted to heat the next organism on the chain receives only 10% of the energy obtained in the previous level. The remaining 90% is consumed or lost as heat.
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What is an example of a control in risk management?
Testing, routine internal audits as well as inspections, and sometimes even your training programme are examples of controls. The risk evaluation will determine the dangers that your business faces and what controls need to be put in place to safeguard your assets.
Avoidance, asset protection, loss reduction, segregation, duplication, & diversity are all examples of risk control techniques. In risk management, controls are defined as "any process, policy, device, practise, or other acts that change risk," according to the ISO 31000 standard. When examining numerous risk registers, "controls" are identified as a variety of items, including: HR guidelines Risk control is a business technique that enables firms to assess prospective losses and take steps to reduce or eliminate such risks. It is an essential component of a risk management process. Personal protective equipment (PPE), extraction systems, decontamination equipment, and ventilation equipment all fall under the category of control equipment. Controlling is a management function that aids in obtaining desired results from employees at all organisational levels, including managers and subordinates.
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Soils high in shrink/swell clays, such as montmorillonite, characterize which soil order?
Soils high in shrink/swell clays, such as montmorillonite, characterize Vertisols soil order.
A vertisol, also known as vertosol, is a soil type with a high content of expansive clay minerals, many of which are montmorillonite, which form deep cracks in drier seasons or years. Vertisols are clay-rich soils that experience extensive vertical cracking during the dry seasons. They are best suited for use as pastureland and the cultivation of plants that thrive in standing surface water, such as rice, and typically form under grassland vegetation in basin or rolling hill landscapes.
Heavy clay soils with a high proportion of swelling clays are being churned by vertisols. When these soils dry out, which happens most years, they form deep wide cracks from the surface downward. The name Vertisols (from L. vertere, to turn) refers to the constant internal turnover of soil material.
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choose all statements that are true regarding postsynaptic potentials? multiple select question. they include epsps and ipsps. they depend on the myelination of nerve axons. they are changes in the membrane potential of the postsynaptic terminal of a chemical synapse. they are caused by neurotransmitters.
The statements that are true regarding postsynaptic potentials:
-They include EPSPs and IPSPs.
-They are changes in the membrane potential of the postsynaptic terminal of a chemical synapse.
-They are caused by neurotransmitters.
A postsynaptic potential (PSP) is a brief transition in the electric polarization of a nerve cell's membrane (neuron). The postsynaptic potential is the consequence of the chemical transmission of a nerve impulse at the synapse (neuronal intersection), and it can result in the firing of a new impulse.
Postsynaptic potentials are modifications in the membrane potential of a chemical synapse's postsynaptic terminal. Even though their function is to activate or inhibit action potentials, postsynaptic potentials are not to be confused with action potentials.
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Who do the pigs in Animal Farm represent in the Russian Revolution?
In the novel Animal Farm, the pigs stand in for the post-revolutionary Soviet authorities. A communist utopia was intended to be brought about by the Russian revolution. Instead, it established a dictatorship that quickly ostracized the populace.
Similar to how they did with the other animals, the pigs immediately appropriated and modified the vocabulary of the revolution to suit their purposes. They developed into the new despots who used everyone else—including the Clover the horse and Muriel the goat labor force—for their personal gain.
The chief pig, Napoleon, represents Joseph Stalin. Following the Russian Revolution, Stalin ascended to power and swiftly established himself as a despot who employed strong-arm methods to hold onto his position of power. In order to maintain the appearance of control and prevent the masses from rising up, he frequently even utilized propaganda to remove people from records.
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Why is mercury used in barometer Class 7?
The density of mercury is greater and the mercury neither wets nor sticks to the glass tube therefore, it gives the correct reading. hence, mercury is used in barometer.
The barometer works by balancing the weight of mercury in the glass tube against the atmospheric pressure. if weight of mercury is less than the atmospheric pressure, the mercury level in the glass tube rises (high pressure). If it's more than atmospheric pressure, the mercury level falls (low pressure). Although, other liquids can be used in barometer, mercury is the common one. The density of mercury allows the vertical column of the barometer to be of manageable size. Using mercury in barometer is advantageous as its density is high it has low vapour pressure; its rate of evaporation is not very high. Mercury barometer is precise and offers a simple method of measuring the atmospheric pressure. Mercury is inexpensive and does not require any expensive equipment to be made.
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What are the 3 main settlement patterns?
The four main types of settlements are urban, rural, compact, and dispersed. Urban settlements are densely populated and are mostly non-agricultural.
They are known as cities or metropolises and are the most populated type of settlement. These settlements take up the most land, resources, and services .
The 4 principal varieties of settlements are urban, rural, compact, and dispersed. Urban settlements are densely populated and are typically non-agricultural.
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Which of the following is probably going to propagate an action potential fastest?
(d) A thick, myelinated axon is probably going to propagate an action potential fastest.
Axons have the ability to obstruct the ability of particles to diffuse through the cytoplasm. Contrarily, opposition is correlated with filament width. Axons with weak myelinated axons will therefore provide more resistance, and Na+-based depolarization will propagate more slowly.
Constant conduction is the spread of an activity potential along an unmyelinated axon. Large numbers of sodium (Na) particles are constantly rushing into the cells because voltage-gated sodium (Na) channels are regularly open here for conduction.
Axons have the ability to guard particles while still allowing them to diffuse into the cytoplasm. The length of the strands and obstruction have a diametrically opposed connection. This escape is incredibly difficult since myelin is present, effectively protecting the action potential. Additionally, the myelin sheath-covered area of the neuron's capacitance is reduced.
The myelinated axon as a result accelerates the action potential impulse. The axon can spread more quickly the thicker its sheath.
Question
Which of the following is probably going to propagate an action potential fastest?
a. a thin, unmyelinated axon
b. a thin, myelinated axon
c. a thick, unmyelinated axon
d. a thick, myelinated axon
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Do sister chromatids have the same number of chromosomes?
This results in the production of two copies of each chromosome—one from the mother and one from the father. Sister chromatids are these identical copies.
Does the number of chromosomes in sister cells match up?Two identical daughter cells are produced during mitosis, and both of these cells have the same amount of chromosomes as their parent cell.
Do sister chromatids only have one chromosome?It is still thought of as one chromosome as long as the sister chromatids are joined at the centromere. Each is regarded as a different chromosome once they are separated during cell division, though. Only in the sister chromatids does the centromere exist.
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Any "signs" of past life activity, like footprints or burrows, are called _________ fossils.organicperiodictrace
Any "signs" of past life activity, like footprints or burrows, are called Trace fossils.
A trace fossil, also known as an ichnofossil, is a fossil record of biological activity that does not include the plant or animal's preserved remnants.
Body fossils, on the other hand, are the fossilized remnants of sections of creatures' bodies that have been transformed by subsequent chemical activity or mineralization. Ichnology is the study of such trace fossils and is the work of ichnologists.
Trace fossils can be organism-made imprints on or in the substrate. Burrows, borings (bioerosion), urolites (erosion induced by liquid waste outflow), footprints and feeding imprints, and root cavities are all examples of trace fossils.
In its widest definition, the word also refers to the remnants of other organic material generated by an organism, such as coprolites (fossilized droppings) or chemical markers (sedimentological structures produced by biological means.
Most sedimentary formations, however, (for example, those generated by empty shells rolling over the sea bottom) are not produced by an organism's behavior and hence are not called trace fossils.
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