do pinnae increase rat's sense of touch
Answers
No, pinnae do not increase a rat's sense of touch.
PinnaePinnae, also known as external ears, help in hearing and not in the sense of touch. These ear structures are made up of cartilage and skin, and they are responsible for collecting sound waves and directing them toward the eardrum.
Pinnae are found in many animals, including rats, and they vary in size and shape depending on the species. For instance, rats have large pinnae, which they can move independently to detect the direction of sounds. Pinnae are not sensory organs, and they do not have nerve endings or receptors responsible for the sense of touch.
Sense of touch in ratsInstead, the sense of touch in rats is mainly attributed to their whiskers or vibrissae. These are long, stiff hairs that are highly sensitive to touch and are located on the rat's face. Whiskers are essential for rats as they help them to navigate their environment and avoid obstacles. The whiskers are highly innervated, meaning they have a lot of nerve endings that send sensory information to the brain.
Therefore, the sense of touch in rats is not dependent on pinnae but on the highly sensitive whiskers located on their faces.
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Related Questions
PLEASE RESPOND FAST!!!!!!!!!
_____ pressure is what gives plants that are not woody their rigid structures.
Hypertonic
Hypotonic
Turgor
Turgid
Isotonic
Answers
Answer:
I'd say C.)
Explanation:
Turgor pressure, also called turgidity when occurring in trees and most plants are the pressure of cell contents exerted against the plant cell wall including tree leaf and stem cells. ... This force consequently gives a succulent plant rigidity and helps non-woody plants to keep erect.
Which of these is a scientific hypothesis about the growth of a plant? A Plants make a pretty decoration in the house. B It's fun to watch this plant grow. C Plants grow best when they are happy. D This plant will grow best in sunlight.
Answers
Answer:
D. Plants grow best in sunlight.
Explanation:
The other answers can't be scientifically proven, therefore they would not make a good hypothesis. A hypothesis is a statement that can be tested and verified.
Plant will grow best in sunlight. So, the correct option is (D).
What is the scientific hypothesis about the growth of a plant?According to the evolution-immunity hypothesis in ecology, fast-growing plant species should suffer more from herbivores and pathogens than slow-growing species. Tests of this hypothesis have focused on above ground plant tissues, herbivores and pathogens. This should also apply to route defense.
When the amount of fertilizer applied to the plants is increased, the growth which is the height of the plant increases. As the amount of fertilizer increases, plant growth increases.
Plant growth shall be considered as an increase in plant volume and/or mass with or without the formation of new structures such as organs, tissues, cells or cell organelles that grow in the presence of sunlight.
Thus, plant will grow best in sunlight. So, the correct option is (D).
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What are two major factors that control the development of soil in a given location?
vegetative cover and slope
Answers
Answer: bedrock composition and climate
Explanation:
The major factors that control the development of soil in a given location are bedrock composition and climate.
The soil is a substrate composed of different materials, which can be both organic and inorganic.Bedrock refers to the solid rock beneath soil and gravel. The climate is a major factor that regulates processes that decompose the organic material in the soil.In conclusion, the major factors that control the development of soil in a given location are bedrock composition and climate.
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Which refers to the ends of a magnet where the forces are strongest?
attracting forces
opposing forces
magnetic fields
magnetic poles
Answers
Answer:
Magnetic poles would be your answer
Explanation:
The ends of a magnet where the forces are strongest are called magnetic poles. These are the points where attracting forces and opposing forces occur due to the interaction of magnetic fields. The correct option is D.
What are magnetic poles?When talking about magnets, the ends where the forces are the strongest are referred to as magnetic poles. The poles are the points on a magnet where the magnetic field lines appear to originate or terminate. A magnet has two poles, north and south, and the magnetic field flows from the north pole to the south pole.
Magnetic fields are generated by electric currents. Opposing forces and attracting forces, which relate to magnets, describe how two magnets interact with each other. Two like poles (north and north, or south and south) repel each other because they have the same charge.
Two unlike poles (north and south) attract each other because they have opposite charges. The strength of these forces is determined by the distance between the magnets, as well as their sizes and orientations.
Therefore, the correct option is D.
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Which of the following represents a problem associated with greenhouse growing techniques?
A. reduced production of leaf vegetables
B. poor development in seedling stock
C. infection proliferation in nursery stock
D. increased cost of staple grains
Answers
Answer:
A. reduced production of leaf vegetables
Explanation:
sana nakatulong :,-)
Answer:
C. infection proliferation in nursery stock
Explanation:
Which of the following is false about the structure of enzymes?
Answers
Answer:
B. An enzyme can catalyze most reactions if the reactants are at a high concentration.
Explanation:
Answer: B an enzyme can catalyze most reactions if the reactants are at a high concentration
Explanation: All answers are except for B. An enzymes shape only allows certain substrates to fit into the active site, so it will only catalyze certain reactions. If the substrates do not fit into the active site, no reaction will happen (even if they are present at a high concentration).
predict the effects of a pancreatic tumor that secretes insulin. how would the effects change if the tumor secreted glucagon instead?
Answers
Extreme hypoglycemia would result from an insulin secreting tumour because the extra insulin would cause glucose to be taken up, stored, and eliminated from the circulation.
A tumour that secretes glucagon would result in hyperglycemia because of excessive glucose synthesis and release. Tumors in the pancreas are known as insulinomas. They produce more insulin than your body can utilise. Low blood sugar, or hypoglycemia, can be brought on by insulinomas. Confusion, perspiration, weakness, and a quick heartbeat can all be symptoms of low blood sugar. Your pancreas produces the hormone glucagon to aid in controlling your blood glucose (sugar) levels. A different hormone, insulin, lowers blood sugar levels, whereas glucagon raises it and keeps it from falling too low.
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Plz answer quick 20 points! WILL GIVE BRAINIEST! Answer correctly! 2 questions!!!!
Answers
Answer:
I think both of them are C
Explanation:
I’m sorry if I get one wrong I was trying to be quick about it
Skeletal muscle can be easily identified based on the fact that it:
Select one:
a. is multinucleated
b. has highly differentiated cells
c. has no nuclei
d. contains vascular tissue
e. contains epithelial tissue
Answers
Skeletal muscle can be easily identified based on the fact that it is multinucleated. So, option A is accurate.
Unlike most other types of muscle tissue, skeletal muscle fibers contain multiple nuclei within a single cell. These nuclei are located at the periphery of the muscle fiber, just beneath the plasma membrane. The presence of multiple nuclei in skeletal muscle is a characteristic feature of its development and function. These nuclei contribute to protein synthesis and the overall maintenance and repair of the muscle fiber. The multinucleation of skeletal muscle cells is a result of the fusion of multiple myoblasts (immature muscle cells) during embryonic development, forming long, multinucleated muscle fibers.
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Which task would be best accomplished in a field of engineering? *
A. Designing and building an artificial heart for the human circulatory system
B. Identifying the organisms that live in a liter of healthy soil
C. Explaining how water travels up the tissues of a plant
D. Predicting the outcome of mixing oxygen and hydrogen gases at high temperature
Answers
Answer: A. Designing and building an artificial heart for the human circulatory system
Explanation:
Whenever the term design and build comes into play, it's most times relating to engineering, Engineers takes out much time to work on each product from their design to their building, the application of Engineering importance cuts across all fields of life to making life easier for humanity in its innovation. The building and building an artificial heart for the human circulatory system is an engineering work perspective.
1. What caused the Lake Missoula
Answers
Answer:
The lake was the result of an ice dam on the Clark Fork caused by the southern encroachment of a finger of the Cordilleran Ice Sheet into the Idaho Panhandle. It was the largest ice-dammed lake known to have occurred.
Hope this helps:)
Explanation for why it is necessary to water many potted plants at least once a day
plzz
Answers
Answer:
container grown plants dry out quickly and require more water than their backyard counterparts growing in open soil .. watering potted plants once a day or even twice daily may be necessary , especially if the weather turns hot and windy or your outdoor containers are located in full sunlight.
Explanation:
PLEASE HELP ASAPPPP
The question for this is: Four substances are involved in both photosynthesis and cellular respiration. They are sugars, water, oxygen, and carbon dioxide. Energy is also transformed from one type to another. Describe what happens to these four substances, light energy, and chemical energy during photosynthesis. Then write a simple equation for the substances and another for energy, using words and arrows to illustrate these changes.
My friends answer is:
Photosynthesis is the process by which plants use light energy to convert water and carbon dioxide into sugars and oxygen. During photosynthesis, light energy is absorbed by the plant and converted into chemical energy. The water and carbon dioxide are broken down into their component parts, and the oxygen is released into the atmosphere. The sugars are stored in the plant for later use. The equation for photosynthesis can be represented as light energy + water + carbon dioxide → sugars + oxygen. The equation for energy transformation can be represented as light energy → chemical energy.
D u m b it down to make it look like an 8th grader wrote it pls and thank u
Answers
Plants employ the process of photosynthesis to transform water and carbon dioxide into carbohydrates and oxygen.
Light energy is absorbed by the plant during photosynthesis and transformed into chemical energy. The oxygen is released into the environment, while the water and carbon dioxide are disintegrated into their component elements.
In the plant, the sugars are kept for future use. It is possible to write the photosynthesis equation as follows:
Light energy + water + carbon dioxide → sugars + oxygen.
Light energy → chemical energy can be used to describe the energy transformation equation.
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Which procedure should not be used during the heating of substances in a test tube?
A) Point the test tube away from you.
B) Stopper the test tube to prevent spills.
C) Wear safety goggles.
D) Use a test tube holder to avoid burns.
Answers
Answer:
it is B, stopper the test tube to prevent spills
6. which of the following components of the neuromuscular junction would be directly affected by the toxin produced by bacterium clostridium tetani? a. the axon terminals b. the motor end plate c. the sarcoplasmic reticulum d. the synaptic cleft
Answers
Motor end plate of the neuromuscular junction would be directly affected by the toxin produced by bacterium clostridium tetani.
Clostridium tetani is a soil bacterium. It is a major causative agent for tetanus. It enters the body through wounds or necrosis. Bacteria that reside in muscles release neurotoxin called tetanospasmin. It enters the axon of the motor neuron and moves retrogressively and reaches the inhibitory neuron where it enters into the axon bulb and prevents the release of neurotransmitters called gamma amino butyric acid and glycine. Hence the inhibitory neuron cannot pass signals to the motor neuron which causes more muscle contraction since signal from the inhibitory neuron reduces muscle contraction.
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when comparing the cell membranes of a shallow water snail species to a closely related deep sea cold water snail, what should you expect to find?
Answers
The cell membranes of the deep sea cold water snail should have adaptations to maintain fluidity at low temperatures.
Membrane fluidity is important for cell function, and it is influenced by temperature and the composition of membrane lipids. Cold water environments can cause membrane lipids to become more rigid, which can impair cellular processes.
Deep sea cold water snails live in an environment where temperatures are consistently low, so they must have adaptations to maintain membrane fluidity. This can include higher proportions of unsaturated fatty acids in their membrane lipids, which have kinks that prevent tight packing and increase fluidity. They may also have cholesterol and other molecules that act as cryoprotectants to prevent freezing. In contrast, shallow water snails are not subject to the same cold temperatures, so they may not have the same adaptations for membrane fluidity.
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how can a baby show traits that the parents don't show
Answers
Answer:
If he or she doesn't look like dad, it might be because he or she hasn't gone through the environmental pressures that will cause the change. If your father's child works outdoors or spends a lot of time outside, there's a good chance that he probably has darker skin than your child.
the majority of reduced nad is produced in ____. group of answer choices A) the electron transport chain. B) glycolysis. C) photosynthesis. D) the tca cycle.
Answers
The majority of reduced NAD is produced in the electron transport chain. The correct option is A).
Reduced NAD (NADH) is an important coenzyme involved in energy production in cells. It is produced during cellular respiration, which includes glycolysis, the TCA cycle, and the electron transport chain (ETC). However, the majority of NADH is produced in the ETC, which is the final stage of cellular respiration.
The ETC is where NADH and FADH2 (another coenzyme) donate their electrons to a series of protein complexes, generating a proton gradient that drives the synthesis of ATP. This process is called oxidative phosphorylation. The ETC is responsible for producing around 90% of the ATP generated during cellular respiration. Therefore, the majority of NADH is produced in the ETC, which is why it is the correct answer to the question.
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the systems involved in water content regulation are ________.
Answers
Answer:
kidneys, hypothalamus, and endocrine glands.
Explanation:
I don't think theres anything to explain rlly hope this is correct tho
A hurricane starts from the ________ water found near the ________
Answers
Answer:
A hurricane starts from the moist water found near the equator
Explanation:
Answer: it's ocean & equator
Explanation: Florida's hurricanes came from the equator :)
When people are asked to rate one of their own personality traits, they tend to?
Answers
When people are asked to rate one of their own personality traits, they generally tend to rate at a higher scale for the trait when compared to others.
What is self overestimation?Self overestimation refers to the judgment calculation which tends to be excessively favorable for the person who is comparing with others.
Self overestimation is a common problem when people need to have a conception of a particular trait of the feature, , but this phenomenon is associated with biases that distort the real value of the trait.
In conclusion, when people are asked to rate one of their own personality traits, they generally tend to rate at a higher scale for the trait when compared to others.
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If there were no other changes in the habitat, would the value under "Larger Than Ample" be correct? Why or why not?
Answers
Answer:
No
Explanation:
If they were no more changes in the habitat, the value under larger that ample would not be correct this is because no spectacular changes has occur in the habits that could bring about a ample change. Habits is the environment an organism dwell and a change in the environment will affect positively or negatively the organism leaving there in.
An ample change can be seen if their is a modification in the environment that will better improve the livelihood of the organism.
Producer transfers energy from trophic level one to other organism, if the amount of producer is increased, a change in the habitat can be ample and positive because energy flow increases.
Answer:
No, the value, would not be the same. Because it's larger than ample, it can sustain more rabbits and necessities. This means that the population will increase due to a rise in land.
Explanation:
lymph capillaries differ from blood capillaries in all of the following ways except that a) Lymphatic capillaries have a lower permeability to water.
b) Lymphatic capillaries have a lower permeability to small solutes.
c) Lymphatic capillaries are blind ended.
d) Lymphatic capillaries are not connected to any other vessels.
e) All of the above.
Answers
Lymphatic capillaries differ from blood capillaries in all of the following ways except that they are not connected to any other vessels.
Lymphatic capillaries are tiny, open-ended vessels that absorb interstitial fluid and serve as the entry point for immune cells to travel to lymph nodes and into the bloodstream.
Lymphatic capillaries differ from blood capillaries in the following ways:
1. Lower permeability to water
2. Lower permeability to small solutes
3. Blind endedIn addition, lymphatic capillaries are connected to other lymphatic vessels, unlike blood capillaries that are connected to veins. This means that lymphatic capillaries are not isolated vessels.
The correct answer is option (d) - Lymphatic capillaries are not connected to any other vessels.
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What are the structures that make up a DNA molecule and where does your body get all
the molecules and compounds needed to make DNA structures in all of your body cells?
Explain.
Answers
PLEASE HELPPPP
If the genotype for hair color is B for brown hair and b for blonde hair, what are some examples of alleles that a brown haired person could have?
Answers
Bb ——Always take the dominant allele over recessive
Is this what you are asking if not just message back :)
What is the reason food molecules aren’t in Hydroponic plant food
Answers
Answer:
stem cellls?
Explanation:
Water and hydroponic plant food do not have food molecules inside them according to food labels and food indicator experimental results.
Hey Adam are we good with you and I hope your?
Answers
Answer: yo whatever you’re going through, just don’t apologize on brainly
Explanation:
on what basis are populations assigned to the same biological species?
Answers
Answer: On What Basis Are Populations Assigned To The Same Biological Species? Answer A Very Similar Appearance Being Able To Interbreed And Produce Fertile Offspring Relating To The Environment In The Same Way Sharing A Common Ancestor Having 99% Of Their Genes In Common
You are planning an experiment to find out whether the rate at which water freezes depends on the
shape of its container. what is the dependent variable and what is indepdent and the controll
Answers
Water freezes at a certain rate, and RV is the shape of the container. Another factor that might alter the rate at which water freezes is the surroundings or temperature.
Which definition of "environment" is most accurate?The term "environment" refers to the whole of all the factors, both living and non-living, and their effects on human life. Water, land, sunlight, rocks, & air are examples of non-living or abiotic components, whereas all biotic or life elements are mammals, plants, forests, fisheries, & birds.
The environment: a component of nature?All living & non-living objects that occur spontaneously, that is, unaided, are included in the natural environment and natural world. The Earth or certain regions of the Earth are the most common contexts for the phrase.
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What are some impacts of climate change on terrestrial ecosystems?
Answers
Answer:
Climate change can overwhelm the capacity of ecosystems to mitigate extreme events and disturbance, such as wildfires, floods, and drought.
-TheUnknownScientist