After damage to the ventromedial hypothalamus, an animal will most likely ____. a. increase its activity level b. eat much more at any given meal C overeat and gain weight.
Answers
If an animal is given a sweetened diet after ventromedial hypothalamic injury, it will probably eat too much.
What takes place when there is damage to the ventromedial hypothalamus?The complex brain structure known as the ventromedial nucleus of the hypothalamus (VMH) is essential for numerous neuroendocrine processes, such as the control of glucose levels, thermogenesis, and the arousal of appetite, social behavior, and sexual urges. An individual cannot feel full after eating if the ventromedial hypothalamus is destroyed. Due to this insufficient satisfaction, a person will become obese as a result of increased hunger, overeating, and weight gain. The satiety center, or ventromedial nuclei, is stimulated and results in the feeling of being full. The feeding center, however, is located in the lateral hypothalamus, which when activated produces the feeling of hunger.To learn more about ventromedial hypothalamus, refer to:
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Related Questions
Explain the difference between weather and climate. Create a statement that describes weather and one that describes climate. Describe the weather factors that are important in determining where plant and animals can exist in an area. Describe at least three types of weather data that is collected, the instruments used to collect the data, and in what units they are measured. Differentiate between the three major climate zones.
Answers
Answer:
Weather refers to short term atmospheric conditions while climate is the weather of a specific region averaged over a long period of time. Climate change refers to long-term changes.
Explanation:
What is a difference between climate and weather?
Image result for explain the difference between weather and climate.
Weather can change from minute-to-minute, hour-to-hour, day-to-day, and season-to-season. Climate, is the average of weather over time and space. We hear about weather and climate all of the time. Most of us check the local weather forecast to plan our days.
What are the 3 differences between weather and climate in points?
Weather is the combination of temperature, humidity, precipitation, cloudiness, visibility, and wind. In popular usage, climate represents the synthesis of weather; more formally, it is the weather of a locality averaged over some period (usually 30 years), plus statistics of weather extremes
Explanation:
Weather is rain, snow, thunderstorms, hail, etc. Climate is a desert, island, rain forest, etc. Animals and plant's all need different weather and climate. For example a cactus's needs a hot climate and doesn't need a lot of wet weather (rain, snow, hail, thunderstorm, etc)
Negative feedback: If the body temperature is high, the rate of perspiration (sweat) should
A. increase
B. decrease
Answers
Answer:
I believe it would decrease
Explanation:
The high temperature will be detected by sensors—primarily nerve cells with endings in your skin and brain—and relayed to a temperature-regulatory control center in your brain. The control center will process the information and activate effectors—such as the sweat glands—whose job is to oppose the stimulus by bringing body temperature down.
What is the definition of photosynthesis?
a) the process of converting the energy in carbohydrate molecules into ATP
b) the process of changing light into stored chemical energy in the form of lipids
c) the process of changing light into stored chemical energy in the form of sugars
d) the process of converting the energy in oxygen molecules into ATP
Answers
5. Forms which of these ?
PCI
compound
molecule
Answers
Answer:
Compound
Explanation:
Your tongue is covered in bumps called papillae. Papillae have taste receptors that are bundled together (taste buds). Taste buds have microscopic hairs called microvilli which send nerve impulses to the brain. However, your nose plays a role too! While you’re chewing, the food releases chemicals that travel up your nose and trigger olfactory receptors which also send nerve impulses to the brain to help you interpret the true flavor of what you’re eating. With this information, explain why a cold or allergies can diminish the flavor of your food.
Answers
During eating, the tongue and nose receptors collaborate to send signals to the brain that can provide an idea of the flavor. When one has a cold, the nose does not work well enough to detect smell of the food.
What is the role of receptors in the body?Many receptors on various cell types function differently, such as the tongue receptor, which sends food taste information to the brain. The nose receptors send the food smell to the olfactory region of the brain, but when a person becomes allergic or cold, the nose receptors stop working properly, and the smell does not reach the brain.
Hence, due to these reasons, the nose cannot smell and the person gets little flavor from the food.
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Which is a characteristic of an agonistic interaction?
cooperation
aggression
acceptance
submission
Answers
Answer:
aggression
Explanation:
hope that helps
The process of DNA transcription uses one nucleic acid (DNA) as the template for creating another nucleic acid (RNA). Since DNA and RNA are both nucleic acids, each is made up of a combination of common and unique components. Match each term to the appropriate structure(s) on the diagram of DNA and RNA. Some terms will be used more than once. DNA RNA Pyrin guanine Answer Bank adenie thymine guanine ribose deoxyribose cytosinc phosphate group TEC "The process of DNA transcription uses one nucleic acid (DNA) as the template for creating another nucleic acid (RNA). Since DNA and RNA are both nucleic acids, each is made up of a combination of common and unique components. Match each term to the appropriate structure(s) on the diagram of DNA and RNA. Some terms will be used more than once. DNA RNA P: Pyrin guanine Answer Bank uracil adenie adening thymine cytosine thymine guanine ribose deoxyribose phosphato group
Answers
The appropriate structure(s) on the diagram of DNA and RNA can be matched to the following terms:
DNA: deoxyribose, phosphate group, adenine, thymine, guanineRNA: ribose, phosphate group, adenine, uracil, guanineThe genetic code is frequently referred to as a "blueprint" because it contains the instructions a cell requires in order to sustain itself. We now know that there is more to these instructions than simply the sequence of letters in the nucleotide code, however. For example, vast amounts of evidence demonstrate that this code is the basis for the production of various molecules, including RNA and protein. Research has also shown that the instructions stored within DNA are "read" in two steps: transcription and translation. In transcription, a portion of the double-stranded DNA template gives rise to a single-stranded RNA molecule.
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Which part of a bone such as the femur prevents the skeleton from becoming
too heavy?
A. The compact bone tissue
B. The spongy bone tissue
C. The bone marrow
D. The growth plate
Answers
Answer:
B
Explanation:
Spongy bone reduces the weight of the skeleton and reduces the load on muscles. Spongy bone, also known as cancellous bone or trabecular bone, has increased porosity and less mineral content compared with cortical (compact) bone.
4- Las plantas que viven en sitios húmedos y con poco sol tienen raíces poco profundas. Las que viven en sitios de mucho calor tienen raíces muy profundas. ¿Por qué?
Answers
Esto es debido a que en los lugares húmedos las plantas absorven el agua con las hojas y no necesitan hacer crecer la raíz para buscar agua. En cambio, las plantas que viven en lugares calurosos necesitan agua por lo que expanden las raíces hacia abajo para poder encontrar líquido e hidratarse.
The process whereby the earth’s life changes over time through changes in genes of populations of organisms in succeeding generations is called____.a. emigration.b. mutation.c. natural selection.d. evolution.e. genetic drift.
Answers
Answer:
The correct answer is option : d. evolution.
Explanation:
Change in the heritable traits or characteristics of population of a organism over time by the adaption or changes in genes of such population over successive generation is known as the evolution.
These changes that cause the evolution of the biological population is caused by the process of adaption through natural selection that is the ability of the passing beneficial genes from parent to offspring.
Thus, the correct answer is option D. evolution.
TRUE / FALSE. because the limbic system is activated by puberty but the prefrontal cortex matures more gradually over time, adolescents tend to rely mostly on logic quzilet
Answers
True. During adolescence, the limbic system, which is responsible for emotions and rewards, becomes more active due to the hormonal changes that occur during puberty.
This heightened activity can lead to increased risk-taking and emotional behaviour. Meanwhile, the prefrontal cortex, which is responsible for decision-making, impulse control, and logical thinking, matures more gradually and continues developing into early adulthood.
As a result of this uneven brain development, adolescents tend to rely more on their emotional responses than on logic when making decisions. This can sometimes lead to impulsive behaviour and difficulty in considering long-term consequences. However, it is important to note that each individual's development may vary, and not all adolescents will exhibit the same levels of emotional or logical thinking.
In summary, it is true that adolescents tend to rely more on their emotions rather than logic due to the differing maturation rates of the limbic system and the prefrontal cortex. This can contribute to the unique behavioural patterns observed in teenagers, such as increased risk-taking and emotional reactivity.
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plsss help asap
Self testing is an important step in the immune system because it
increases the lethality of B-cells.
increases the lethality of T-cells.
eliminates all lymphocytes that have been built that would bind and kill healthy, unaffected body cells.
Answers
Answer:
The correct answer is - eliminates all lymphocytes that have been built that would bind and kill healthy, unaffected body cells.
Explanation:
Self-testing in the immune system is a very important step as it helps in analyzing if the immune cells or lymphocytes. To fight against the intruders, the immune system should initially recognize them. That is, the immune system must have the option to recognize what is nonself (remote) based on what is self. The immune system can make this identification since all cells have distinguishing recognition molecules (antigens) on their surface.
Self-test helps in identifying and eliminate in all lymphocytes that have built and attack the healthy cells and killing them.
How many chromosomes would a cell have after mitosis if it has 24 chromosomes during interphase?
Answers
If a cell has 24 chromosomes during interphase then after mitosis or mitotic division it will have 24 chromosomes.
Interphase is the resting phase between successive mitotic divisions of a cell, or between the first and second divisions of meiosis.
Mitosis or mitotic division is a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
If a cell has 24 chromosomes during interphase then the daughter cell resulting from mitotic division or mitosis will have 24 chromosomes.
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Which of the following is thought to be engulfed by prokaryotes eventually leading to the development of plant cells?
Answers
Answer:
Cyanobacteria
Explanation:
Cyanobacteria contributes to the origin of plants.
Scientists speculate that prokaryote engulfed a photosynthetic cyanobacterium that evolved into modern-day chloroplasts.
The discovery that chromosomes are involved in inheritance was made possible by the invention of the -
O a. computer
O b. microscope
Oc microgram scale
O d. mercury thermometer
Answers
What is wrong with the following nucleic
acid sequence?
AATCGUTUTUTAACCGGUTACUGT
Answers
Why is effective communication particularly important in health care? Select all that apply.
(A)Patients will have good outcomes.
(B)Doctors understand patients’ symptoms.
(C)Nurses are able to carry out doctors’ instructions.
(D)Errors are avoided.
(E)It saves time and money.
(F)It puts patients at ease.
(G)Patients get better.
Answers
The options that apply are:
(B) Doctors understand patients' symptoms.
(C) Nurses are able to carry out doctors' instructions.
(D) Errors are avoided.
(E) It saves time and money.
(F) It puts patients at ease.
Effective communication is particularly important in healthcare for several reasons:
(B) Doctors understand patients' symptoms: Clear and accurate communication between healthcare providers and patients is crucial for doctors to understand and diagnose patients' symptoms correctly.
(C) Nurses are able to carry out doctors' instructions: Effective communication ensures that doctors' instructions, treatment plans, and medication orders are accurately conveyed to nurses and other healthcare professionals involved in patient care.
(D) Errors are avoided: Miscommunication in healthcare can lead to errors, including medication errors, or incorrect treatments.
(E) It saves time and money: Clear and efficient communication in healthcare settings saves time by preventing misunderstandings, avoiding unnecessary repetition or clarification, and facilitating streamlined workflows.
(F) It puts patients at ease: Effective communication helps establish trust, rapport, and empathy between healthcare providers and patients. It enables healthcare professionals to explain procedures, treatments, and diagnoses in a clear and compassionate manner, alleviating anxiety and putting patients at ease.
(G) Patients get better: Overall, effective communication in healthcare contributes to better patient outcomes. It facilitates collaboration, informed decision-making, adherence to treatment plans, and patient engagement.
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At the end of the video, there’s a vocabulary challenge mentioned. Can you use the vocab to create your own sentences to compare and contrast prokaryotic cells with eukaryotic cells? If you need more space, you can attach an additional sheet of paper.
Answers
Eukaryotic cells are cells that have membrane-bound organelles and prokaryotic cells that do not have any membrane-bound organelles.
What are prokaryotic cells with eukaryotic cells?Prokaryotic codons generally carry different bases as compared to eukaryotes. Organisms contain codons that are nearly universal among all organisms. prokaryotic cell, a eukaryotic cell contains a plasma membrane, cytoplasm, and ribosomes, but a eukaryotic cell is normally larger than a prokaryotic cell and has a real nucleus.
A prokaryote is a single-celled organism that has no nucleus. A eukaryote is an organism whose cells have a nucleus present within a membrane.
So we can conclude that eukaryotic cells have a membrane-bounded nucleus whereas prokaryotic cells do not have a membrane.
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Which ones are atoms and which are molecules? (38 points)
Ammonia, Chlorine, Silver, Iron, Water, Mercury, and Lithium.
Answers
Answer:
Sliver iron and water are atoms the rest or molecule s
What the diver needs to survive underwater in terms of input
Answers
Explanation:
a form of oxygen such as an oxygen tank
A cricket population includes approximately the same number of black and light-brown crickets. Black crickets are easier for birds to locate and eat. Over time, the population begins to consist of only light-brown crickets. The change in the color of the cricket population is a result of?limited resourcesnatural selectiongeographic isolationclimate change
Answers
The change in the color of the cricket population is a result of natural selection.
Natural selection is the process by which certain traits that are beneficial for survival and reproduction are passed on to future generations. In this case, the light-brown crickets are less visible to birds and are less likely to be eaten, leading to an increased survival rate and a higher chance of reproducing. Over time, this leads to a population that is mostly made up of light-brown crickets.
Natural selection can be influenced by several factors, such as limited resources, geographic isolation, and climate change. In this case, the limited resources are the crickets themselves, and the main factor influencing natural selection is the predation by birds. The black crickets are more visible to birds and are more likely to be eaten, while the light-brown crickets are less visible and have a higher chance of surviving and reproducing.
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which step of nerve or muscle firing would be directly affected by a change in extracellular k ? g
Answers
Repolarization step of nerve or muscle firing would be directly affected by a change in extracellular k +
Repolarization refers to the change in membrane potential that returns it to a negative value just after the depolarization phase of an action potential which has changed the membrane potential to a positive value. The repolarization phase usually gets back the surface potential back to the resting membrane potential. The efflux of potassium (K+) ions results in the falling phase of an action potential.
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1. You will research the following:
Fossils
Comparative Anatomy
Comparative Embryology
Biogeography
Molecular Biology
2. Your project should include descriptions of each as well as two examples.
Answers
This research project explores fossils, comparative anatomy, comparative embryology, biogeography, and molecular biology. Two examples for each category are provided, such as the Tyrannosaurus rex fossil and homologous structures in vertebrates. These disciplines provide insights into evolutionary history and the interconnectedness of life.
1. Fossils:
Fossils are the preserved remains or traces of organisms from the past, providing evidence of past life forms. Two examples of fossils are:
a. Tyrannosaurus rex fossil: This dinosaur fossil discovered in North America provides insights into the anatomy and behavior of this species.
b. Archaeopteryx fossil: This fossil, found in Germany, exhibits characteristics of both dinosaurs and birds, supporting the theory of avian evolution.
2. Comparative Anatomy:
Comparative anatomy involves studying the similarities and differences in the anatomical structures of different organisms. Examples include:
a. Homologous structures in vertebrates: The forelimbs of mammals, reptiles, and birds share a common skeletal pattern, indicating a common ancestor.
b. Analogous structures in insects: The wings of insects such as butterflies and bees are analogous structures, adapted for flight but with different underlying anatomical structures.
3. Comparative Embryology:
Comparative embryology explores the developmental stages of different organisms to identify shared traits. Examples include:
a. Pharyngeal pouches in vertebrate embryos: The presence of similar structures during early development in fish, reptiles, birds, and mammals suggests a common ancestry.
b. Gill slits in human embryos: Human embryos display gill slits during early development, reminiscent of their aquatic ancestors.
4. Biogeography:
Biogeography examines the distribution of organisms across different regions and continents. Examples include:
a. Marsupials in Australia: The prevalence of marsupials, such as kangaroos and koalas, in Australia points to their unique evolutionary history and geographic isolation.
b. Lemurs in Madagascar: The existence of diverse lemur species exclusively on Madagascar indicates their evolutionary adaptation to this isolated island.
5. Molecular Biology:
Molecular biology focuses on studying genetic and molecular similarities among organisms. Examples include:
a. DNA sequencing: Comparing DNA sequences between species helps determine genetic relationships and evolutionary patterns.
b. Homologous genes: The presence of similar genes, such as the Hox gene, across different species supports the concept of shared ancestry.
By researching and understanding these areas, we can gain valuable insights into the processes of evolution and the interconnectedness of life on Earth.
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Which statement is true about the forces involved in an ornithopter and a pterosaur taking off?
a. Gravity acts on both the ornithopter and the prerosaur,
b.Drag acts only on the ornithopter and not on the pterosaur.
c.Thrust resists the motion of the prerosaur and the ornithopter.
d. Lift is the single major factor in the forward movement of the ornithopter.
plzzzzz help I need a better grade
Answers
Answer:
I think its a if not b
Explanation:
What would be the independent variable in the scenario... Will tap water
with salt added boil faster than plain tap water?
Answers
Answer:
salt
Explanation:
bc the water depends on the salt to change i think
Jia observes that adding a solution of sodium hydroxide to a clear liquid turns the liquid pink. She makes a hypothesis about why the liquid changed color. Which characteristic is least important for her hypothesis to have? ability to be tested based on the opinion of her classmates ability to be proven incorrect based on her current knowledge
Answers
Answer:
B. based on the opinion of her classmates
Explanation:
Based on the opinion of her classmates jia makes the hypothesis about the liquid changed color.
What are scientific thinking?Scientific thinking is a type of knowledge that includes intentional information seeking, including asking questions, testing hypothesis and making observations as well as recognizing pattern.
The scientific or scientists are clear as to the purpose at hand and questions at the issue. The scientific essential standards that should be implies on the elements of scientific thought such as clarity relevance depth, breath, logic and accuracy.
The scientific thinking prefers to thinking about the content of science and the set of reasoning process.
The example of scientific thinking is that question information, conclusions and points of view which is strive to be accurate, relevant and precise.
Therefore,based on the opinion of her classmates jia makes the hypothesis about the liquid changed color.
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an updated computational model of rabbit sinoatrial action potential to investigate the mechanisms of heart rate modulation
Answers
An updated computational model of rabbit sinoatrial action potential allows researchers to manipulate and study various factors to gain a better understanding of how heart rate is regulated.
An updated computational model of rabbit sinoatrial action potential can be used to investigate the mechanisms of heart rate modulation. This model is a mathematical representation of the electrical activity in the sinoatrial node of a rabbit's heart. It takes into account various factors that influence heart rate, such as ion channels, membrane potentials, and ion concentrations.
By simulating the action potential using this computational model, researchers can study how different factors affect heart rate modulation. For example, they can manipulate the conductance of specific ion channels or alter the concentrations of certain ions to observe the resulting changes in heart rate.
By analyzing the data obtained from these simulations, researchers can draw conclusions about the mechanisms underlying heart rate modulation. They can identify which specific factors have the greatest impact on heart rate and determine how they interact with each other.
An updated computational model of rabbit sinoatrial action potential provides a powerful tool for investigating the mechanisms of heart rate modulation. It allows researchers to manipulate and study various factors to gain a better understanding of how heart rate is regulated.
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The complete question is-
An updated computational model of rabbit sinoatrial action potential to investigate the mechanisms of heart rate modulation ?
A balloon is filled with helium in an airplane, where the air pressure is 81 kPa. The filled balloon has volume of 4.2 L. When the plane lands, the cabin is depressurized to the outside air pressure, which is 94 kPa. If the temperature of the balloon remains the same, what is the new volume of the balloon?
Answers
Answer:
3.62L
Explanation:
Using Boyle's law equation i.e
P1V1 = P2V2
Where;
P1 = initial pressure
V1 = initial volume
P2 = final pressure
V2 = final volume
According to information provided in this question, P1 = 81kPa, P2 = 94kPa, V1 = 4.2L, V2 = ?
P1V1 = P2V2
81 × 4.2 = 94 × V2
340.2 = 94V2
V2 = 340.2/94
V2 = 3.619
V2 = 3.62L
What are the 3 types of point mutations and their effects?
Answers
The three types of point mutations are: addition, deletion and substitution. The effect of these mutations is that the gene sequence is altered that results in variation in gene expression.
Point mutations are the type of mutations where the change in the genetic sequence is due to alteration of a single nucleotide. This change can be the addition, deletion or substitution of the nucleotide. This can however change the entire sequence for the gene expression.
Gene expression is defined as the process by which the genetic information is converted into a functional form that can produce the results inside the body. These processes are transcription and translation.
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The image below represents starch, a type of carbohydrate. Which sentence explains how the highly branched structure of starch is related to its function in an organism? A. It allows the molecules to store a lot of information. B. It allows the molecules to provide insulation for internal body parts. C. It allows the molecules to pack tightly together and provide strength to cells. D. It allows the molecules to store a lot of energy.
can someone tell me which one is A. B. C. or D.
Answers
Answer: D. It allows the molecules to store a lot of energy.
Explanation: The highly branched structure of starch is related to its function in an organism because it enables the molecules to store a significant amount of energy. Starch is a polysaccharide, which is a complex carbohydrate made up of long chains of glucose molecules.
The branching structure of starch increases its surface area, allowing enzymes to break down the molecule more easily. This enables organisms to efficiently store and access energy when needed. When an organism requires energy, the stored starch is broken down into glucose units, which can then be utilized for various cellular processes, such as respiration and metabolism.
The ability of starch to store a lot of energy makes it an important source of fuel for organisms. It is commonly found in plants, where it serves as a long-term energy storage molecule. Animals, including humans, also consume starch-rich foods like grains and potatoes to obtain energy.
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