what is the difference between a dietitian and a nutritionist
Answers
Answer:
Nutritionists deal with general dietary goals and habits, as opposed to dietitians, who are certified to diagnose eating disorders and develop diets to address particular medical problems. Schools, hospitals, cafeterias, long-term care institutions, and sporting groups all hire nutritionists.
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Test your knowledge of the effects of autonomic regulation of the heart by classifying each characteristic as being related to sympathetic regulation or parasympathetic regulation. Sympathetic Parasympathetic Causes increased ventricular Involves NE and Epi binding to beta-adrenergic reoeptors Leads to increased pumping of Ca? back into the sarcoplasmi reiculumm Increase8 AV node cel conduction rate by increasing Car fiux Leads to phosphory ation of contractle proteins increasing the maximum peak and rate of force development Increases the AV nodal delay Postganglionic neurons innervate mainy cells found in the atria Postgangionic naurons nnervate the enire hear Decreases heart rate by Involves ACh binding to muscarinic receptors potential in SA node cells Decreases the contracti ty cf
Answers
Autonomic regulation of the heart involves both sympathetic and parasympathetic pathways. Sympathetic regulation increases ventricular pumping by involving NE and Epi binding to beta-adrenergic receptors, which leads to the phosphorylation of contractile proteins and an increase in the maximum peak and rate of force development.
It also increases AV node cell conduction rate by increasing Ca2+ flux, and it leads to an increased AV nodal delay. Postganglionic neurons innervate mainly cells found in the atria.
On the other hand, parasympathetic regulation decreases heart rate by involving ACh binding to muscarinic receptors and decreasing the contractility of the heart. It decreases the SA node cell potential, and postganglionic neurons innervate the entire heart.
So, in summary, sympathetic regulation increases ventricular pumping, while parasympathetic regulation decreases heart rate and contractility.
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A new pesticide has been ontroduced to he habitat of this populatoh of beetles. Which describes the effecvt of htis enviromental change?
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The introduction of a new pesticide into the habitat of a beetle population has had significant effects on the environment and the beetles themselves.
The introduction of a new pesticide to the habitat of a beetle population can have various effects on the environment and the beetles. Firstly, the pesticide might directly impact the beetles by causing mortality or affecting their reproductive capabilities.
This can lead to a decline in the beetle population size, as individuals are unable to survive or reproduce successfully. Secondly, the pesticide may also disrupt the ecological balance within the habitat. It can affect other organisms in the ecosystem, such as the beetle's natural predators or prey, leading to cascading effects throughout the food web.
Additionally, the pesticide may persist in the environment, causing long-term contamination and posing risks to other non-target organisms. Overall, the introduction of the pesticide has altered the dynamics of the beetle population and the ecosystem it inhabits, potentially leading to ecological imbalances and negative consequences for biodiversity.
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in the limbs, which tends to be a muscle's more distal attachment?
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In the limbs, a muscle's more distal attachment is typically the attachment point that is farther away from the body's midline or the center of the body.
In anatomical terms, "distal" refers to a location that is further away from the point of origin or attachment, while "proximal" refers to a location that is closer to the point of origin or attachment.
In the context of the limbs, such as the arms and legs, muscles generally have two points of attachment: a proximal attachment and a distal attachment. The proximal attachment is typically closer to the body's midline or center, while the distal attachment is farther away from the body's midline or center, towards the end of the limb.
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the net gain of h to the body in a day can be estimated by summing ______.
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The net gain of hydrogen (H) to the body in a day can be estimated by summing various sources such as dietary intake, metabolic production, and any other external factors that contribute to the overall hydrogen balance.
Hydrogen is an essential element for various biological processes in the body. The net gain of hydrogen refers to the overall amount of hydrogen acquired by the body within a specific timeframe, typically a day. This estimation involves considering different sources that contribute to the hydrogen balance. One significant source of hydrogen is dietary intake. Hydrogen is obtained through the consumption of foods and beverages that contain hydrogen atoms, such as water and certain organic compounds. Additionally, metabolic processes within the body can generate hydrogen as a byproduct, such as during the breakdown of carbohydrates or fats.
To estimate the net gain of hydrogen, these sources are summed together, taking into account the amount of hydrogen obtained from the diet and the amount produced through metabolic processes. Other external factors, such as medical interventions or hydrogen-rich environments, may also contribute to the net gain of hydrogen in the body. Therefore, by considering the sum of dietary intake, metabolic production, and other relevant factors, an estimation of the net gain of hydrogen to the body in a day can be determined.
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A garden pea, whose chromosome number is fourteen, has
chromosomes within the egg cell.
1. 16
2. 7
3. 14
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Answer:
7
Explanation:
I had this is one of my assignment questions :}
Which is the independent variable in this graph?
population
straight lines
years
United States
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what creature is seemingly able to be in multiple places at once to fool its prey?
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For prey that has been tricked, the mimic may be especially important. One example is spiders, which frequently use aggressive mimicry to both attract food and mask sneakily approaching predators.
What is an illustration of Mullerian imitation?According to these research, the monarch and viceroy butterflies—long regarded as classic examples of Batesian mimicry—actually exhibit Mullerian mimicry. Mullerian mimicry occurs when two species co-mimic one another and share comparable anti-predator traits, in this case inedibility.
What animal renders its prey helpless?Although the venom from a platypus cannot completely paralyse a human, it can paralyse tiny animals, such as a male rival, and an attack can be surprisingly unpleasant and incapacitating.
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Use the sentences to complete the activity.
Today I learned some sick stuff about volcanoes! The hot dangerous stuff comes outta the top where it sometimes goes boom!
The red stuff can be sticky or runny. These things cause lotsa damage. But they can help out sometimes, too.
Revise the sentences so that they could be used in a report for this course. Be sure to remove any informal language and use jargon
where appropriate.
(4 points)
Answers
Answer:
Today I learned some interesting things about volcanoes. The hot, dangerous, lava comes out of the top of the volcano, where it can sometimes explode. The lava can be sticky, or runny. These things cause a lot of damage but can help sometimes as well.
Explanation:
hope i helped
here this might help
Today i Learned cool facts about volcanoes! The hot dangerous liquid called lava it comes out of the top on rare occasions the volcano erupts The red lava can be tacky or watery . lava causes a lot of damage although I found out that it sometimes can help out in some ways.
What element is most commonly compared in science fiction stories?
point of view
setting or "worlds"
characters
the author language arts
Answers
Answer:
the answer is setting or "worlds"
The satiety system is to the feeding system as the __________ hypothalamus is to the __________ hypothalamus.
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The satiety system is to the feeding system as the ventromedial hypothalamus is to the lateral hypothalamus. These hypothalamic nuclei, the ventromedial hypothalamus (VMH) and the lateral hypothalamus (LH), are linked to the regulation of satiety and feeding in the brain.
They are, in effect, opposites. The ventromedial hypothalamus is associated with a feeling of satiety and is activated when feeding is complete. The lateral hypothalamus, on the other hand, is linked to feeding and hunger, and is stimulated when the individual is hungry or seeking food.
These two hypothalamic regions act in opposition to one another, effectively controlling the hunger/satiety cycle. There are two main systems that regulate food intake, hunger, and satiety, which are regulated by the hypothalamus, a brain area.
The feeding system is related to the stimulation of appetite and to increase the desire to consume food. It also encourages food consumption, particularly high-calorie foods, and helps to maintain energy balance.
The satiety system, on the other hand, is linked to the inhibition of appetite and the sensation of fullness. This system is triggered by the body's physiological signals to signal the brain that the body has had enough food and that it is time to stop eating. This allows for the maintenance of energy balance and the avoidance of overconsumption of food.
Hence, the satiety system is to the feeding system as the ventromedial hypothalamus is to the lateral hypothalamus.
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The satiety system is to the feeding system as the "ventromedial hypothalamus" is to the "lateral hypothalamus."
The satiety system and feeding system are both involved in regulating eating behavior. The satiety system refers to the neural pathways and mechanisms that signal fullness and decrease hunger. It includes various brain regions, such as the ventromedial hypothalamus.The ventromedial hypothalamus (VMH) is a region in the brain that plays a crucial role in regulating satiety. When activated, the VMH promotes feelings of fullness and decreases appetite. It does this by sending inhibitory signals to the feeding system, which is mainly controlled by the lateral hypothalamus.On the other hand, the lateral hypothalamus (LH) is involved in stimulating appetite and hunger. It contains neurons that produce orexin, a hormone that promotes feeding behavior. When the LH is activated, it can increase hunger, drive food-seeking behavior, and stimulate the feeding system.So, the relationship between the satiety system and the feeding system is similar to the relationship between the ventromedial hypothalamus and the lateral hypothalamus. The satiety system, represented by the ventromedial hypothalamus, signals fullness and inhibits feeding behavior. In contrast, the feeding system, represented by the lateral hypothalamus, stimulates hunger and promotes feeding behavior. These two systems work together to regulate eating behavior and maintain energy balance.
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a. coluzzi? describe a hypothesis that accounts for these observations 3. do these results indicate that hybridization can lead to the transfer of adaptive alleles? explain.
Answers
The transfer of adaptive alleles through hybridization and introgression is an important mechanism of evolution that can shape the genetic diversity and adaptation of species over time.
One hypothesis that could account for observations of adaptive allele transfer through hybridization is known as introgression. Introgression occurs when genes or traits from one species are incorporated into the gene pool of another species through hybridization and subsequent backcrossing. This can happen when two species that are closely related but genetically distinct mate and produce viable offspring, which then go on to breed with individuals from one or both parental species.
When introgression occurs, adaptive alleles may be transferred from one species to another if they confer a selective advantage in the new environment. For example, if a gene for cold tolerance is present in one species but not the other, and these species hybridize in a cold climate, the hybrid offspring that inherit the cold-tolerance gene may be more likely to survive and reproduce than those that do not. Over time, the cold-tolerance gene could spread through the population of the new species through natural selection and gene flow.
3. The results of studies on hybridization and adaptive allele transfer suggest that it is possible for hybridization to lead to the transfer of adaptive alleles, but the extent and frequency of this process depends on many factors. For example, hybridization is more likely to result in successful introgression if the hybrid offspring are fertile and can backcross with one or both parental species, if the adaptive alleles confer a strong selective advantage in the new environment, and if there are no barriers to gene flow between the hybrid and parental populations.
Overall, the transfer of adaptive alleles through hybridization and introgression is an important mechanism of evolution that can shape the genetic diversity and adaptation of species over time.
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Describe how a carbon atom is released from a fossil fuel like coal and travels into the atmosphere as a gas. How does it then end up in living things like plants and animals? Explain how carbon ends up back in the ground. Use the following terms in your typed response: CO2, C6H12O6, atmosphere, lithosphere, hydrosphere, biosphere, carbon sink, carbon source.
Answers
Explanation:
Animals and plants need to get rid of carbon dioxide (c02), this process is called respiration. Respiration happens when the plant/animal breaths in air and releases it as carbon, carbon then moves from fossil fuels to the atmosphere where they are burned. When humans burn fossil fuels to power cities, power plants, cars, and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas.
Sams mother is cooking breakfast in a cast-iron frying pan. based on what sam is learning in his 8th grade science class,what can he state about the pan
Answers
Iron frying pan skillets heat slow and not like nonstick or stainless steel pans.
Which substance catches heat fast ?Compared to nonstick or stainless steel pans, cast-iron skillets don't heat up as evenly, but they hold their heat very well. In order to ensure that the skillet is evenly heated, preheat it on low to medium heat for 5 to 10 minutes. To check if the pan is hot enough and ready to use, carefully move your hand over it.
Cast iron and aluminum both conduct heat more slowly than copper, which does so five times more quickly. The lightest aluminum pan weighs barely two pounds, in contrast to the copper and iron pans, which each weigh over five pounds.
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P.H. has had a major stroke affecting her occipitotemporal pathway. When a picture of a hammer is placed in front of P.H., she is unable to identify it. How can you determin
Answers
To determine if her difficulty is in recognizing the object or in simply remembering its name, one can ask her to demonstrate the use of the object rather than identifying it.
The visual system is special because the retina of the eye houses much of the visual processing that takes place external to the brain. The retina, optic nerves, optic chiasm, optic tracts, lateral geniculate bodies, optic radiations, and visual cortex make up the visual pathway. T There are several physiological traits that the various cortical regions in the occipitotemporal circuit have in common. All regions of the pathway have populations of cells that are sensitive to the form, color, and/or texture of visual inputs, which is consistent with a role in object recognition.learn more about visual system here: https://brainly.com/question/19796591
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Why does active transport require energy?
A) To move substances that lack concentration gradients
B) To move substances between concentration gradients
C) To move substances against their concentration gradient
D) to move substances along their concentration gradient
Answers
Why: I’m almost done with this
Initially. most weight loss from a low carbohydrate diet can be attributed to fat loss. True False Enzymes are protein molecules that are needed to break down macronutrients. True False
Answers
The statements that are given are:
- Initially most weight loss from a low carbohydrate diet can be attributed to fat loss: True
- Enzymes are protein molecules that are needed to break down macronutrients: True
Initially most weight loss from a low carbohydrate diet can be attributed to fat loss: True
Initially, most weight loss from a low carbohydrate diet can be attributed to fat loss. This is because, in the absence of carbohydrates, the body shifts to using fat for energy. Fat is the body's main fuel source, so the more you burn, the more weight you lose.
Enzymes are protein molecules that are needed to break down macronutrients: True
Enzymes are protein molecules that are needed to break down macronutrients. Each enzyme is specific to a particular macronutrient. For example, amylase breaks down carbohydrates, protease breaks down protein, and lipase breaks down fat. Without enzymes, macronutrients would not be absorbed and utilized by the body.
Therefore, both statements are true.
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In squirrels, there are 3 potential phenotypes: Black, White, and Gray. A Gray squirrel is crossed with another Gray squirrel. What percentage will be Gray?
Answers
Answer:
Explanation:
A gray squirrel can either have the same alllele GG or have two different allele Gg this will determine the percentage of the offspring that will be Grey.
For 2 parent with same allele
GG × GG
!
GG GG GG GG
all are grey 100%
For 2 parents with different allele
Gg × Gg
!
GG Gg Gg gg
75% will be grey
25% other color
An ecologist studied the food web Interactions within a small pond. Later, he expanded his study to include measurements of carbon and nitrogen flowing through the water and pond sediment as well as the organisms. The ecologist changed from a study of function to a study of function. ecosystems population community population community ecosystem population community ecosystem, community
Answers
The ecologist changed from a study of food web interactions to a study of ecosystem function. The correct answer is E. Ecosystem; Community.
The initial study focused on understanding the interactions between different organisms in the food web within the small pond. This would involve examining the relationships between producers, consumers, and decomposers, and how energy is transferred between them.
However, in the expanded study, the ecologist decided to include measurements of carbon and nitrogen flowing through the water and pond sediment, in addition to studying the organisms. By doing so, the focus shifted to understanding the ecosystem function. This involves studying the flow of energy, nutrients, and materials through the ecosystem, including the abiotic components like water and sediment.
In summary, the ecologist changed the study from examining the "community function" (food web interactions) to examining the "ecosystem function" (the flow of energy and nutrients) within the pond. The correct answer is E. Ecosystem; Community.
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Why do most washing powders have proteases as their enzyme?
Answers
Answer:
Because stains are made of different types of molecules, a range of enzymes are needed to break them down. ... Proteases break down proteins, so are good for blood, egg, gravy, and other protein stains. Amylases break down starches, and lipases break down fats and grease.
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Answer:
Because stains are made of different types of molecules, a range of enzymes are needed to break them down. Proteases break down proteins, so are good for blood, egg, gravy, and other protein stains. Amylases break down starches, and lipases break down fats and grease. Washing powders usually only contain one type of enzyme, though some have two or all three.
Explanation:
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Which process is responsible for the growth and repair of human tissue? A. Evolution B. Cell division C. germination D. Natural selection
Answers
Answer: B- Cell division
Explanation:
The process is called the the healing process. This is consisted of the inflammatory response, repair phase, and remodeling phase. Its gonna be b
The image shows an aspect of human culture. Whích aspect is illustrated in the image?
A. Tradition
B. Religion
C. Social organization
D. Language
Answers
The aspect of human culture illustrated in the image is language. Writing is one form of language.
Writing can be considered as a form of language, which that uses grammar rules to describe ideas and situations.
Writing is a system of symbolic communication composed of signs, meanings, and a code to link these signs with their corresponding meanings.
A written language can be defined as the schematic representation of a spoken/gestural language by using a writing system.
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Answer:
D. Language
Explanation:
Correct just take my word.
what does the fittest mean in the evolution sense
Answers
Example :
cells
19. how do enzymes speed up chemical reactions? a. i only b. i and ii only c. i and iii only d. ii and iii only e. i, ii and iii
Answers
Enzymes speed up the rate of chemical reactions because they lower the energy of activation, the energy that must be supplied in order for molecules to react with one another.
By reducing the activation energy needed for the reactants to combine and react, enzymes hasten chemical reactions. The energy required to start a chemical reaction between two or more reactants is referred to as activation energy. Enzymes reduce the activation energy of processes; the lower the activation energy, the quicker the rate. Temperature. Higher temperatures often result in faster rates of reaction, whether they are enzyme-catalyzed or not. The chemical bonds at the active site, however, can be impacted by temperature changes that are either too high or too low and make them less able to bind substrates.
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How do the oceans affect the climates of the world?
Answers
Explanation:
by absorbing solar radiation and releasing heat is needed to keep making the atmospheric circulation, and by releasing aerosols influence cloud cover, by emitting the most water that falls on land as rain.
I need help as soon as possible
Answers
Answer: 1:3
Explanation: I'm here for you buddy
suppose the average daily metabolic rate for certain types of animals can be expressed as a function of mass by r
Answers
The average daily metabolic rate for certain types of animals can be expressed as a function of mass by r. To calculate the metabolic rate, you need to know the mass of the animal. The function r represents the relationship between the animal's mass and its metabolic rate. By inputting the mass of the animal into the function r, you can determine its average daily metabolic rate.
It's important to note that the actual metabolic rate of an individual animal is influenced by various factors beyond mass, including age, activity level, environment, and physiological state. Therefore, while mass is a significant factor in determining metabolic rate, it is not the sole determinant. Scientists and researchers study metabolic scaling and the relationship between mass and metabolic rate to better understand the energetics and physiology of different organisms. By investigating these relationships, they can gain insights into the functioning, adaptations, and ecological dynamics of various animal species.
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Which of the following is/are true about the function of glycogenin: O catalyzes the hydrolysis of a( 1 6) glycosidic bonds O all of the answers are correct O uses glucose-6-phosphate as substrate for the synthesis of glycogen O synthesizes a glycogen primer of ~8 glucose units O none of the answer is correct
Answers
The true statement about the function of glycogenin is that it synthesizes a glycogen primer of ~8 glucose units. The correct answer is option(d).
Glycogenin is an enzyme that plays a crucial role in the initiation of glycogen synthesis. It acts as a primer for the addition of glucose residues to the growing glycogen chain. Glycogenin uses UDP-glucose as the substrate for the synthesis of the glycogen primer.
Once the primer is formed, glycogen synthase takes over and elongates the glycogen chain by adding glucose residues to the primer. Glycogenin is also responsible for branching the glycogen molecule by catalyzing the formation of α(1,6) glycosidic bonds between the glucose residues. Therefore, option O synthesizes a glycogen primer of ~8 glucose units is the correct answer, and all the other options are incorrect.
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What would a person who is working to insert a new gene into an organism might
be in the field of?
Answers
the answer is GENETICS
Help please. Im not sure which one it is
Answers
Answer:
Explanation:
i believe the answer would be cell 3
Why is the collection of evidence necessary for plate tectonic theory?I chose C which was incorrect and would like to know what the right answer is.
Answers
A theory should be supported by evidence because it is an explanation of existing patterns of phenomena that are accepted by many scientists. It will remain a theory instead of becoming a fact when there are evidences that do not support the idea of the theory.
So the answer to this question may be B.