Which type of lipoprotein transports newly digested fat from the intestine through the lymph and blood?
Explain how poaching can lead to over utilization of species
As we know that poaching is an illegal hunting or killing of animals. There are many countries where animals are poached. Poaching of animals happened due to many reasons. Like for an ivory, elephants are poached.
People who poached animals, do not care for them, they just kill or hunt animals for their own benefits. Some people have demand for ivory and some people poached elephants to get ivory. This could lead to over-utilization of animals.
Johnny's teacher asked him to explain how to make a wet-mount slide to the rest of the class. Here is Johnny's response: "Well, you start by putting a few drops of water on a clean slide. Once you have obtained your specimen, you carefully place your specimen down on the drops of water on top of the slide at a 45 degree angle. You add a few more drops of water, then lower the cover slip over the specimen."
Was Johnny's description correct?
A. No, you don't need to add water to the slide after adding the specimen.
B. No, he forgot to heat up the water before adding it to the slide.
C. Yes, he did not make any mistakes.
D. No, the cover slip needs to be lowered at a 45 degree angle, not the specimen.
An infant or small child's airway can be occluded if it is overextended or overflexed because:
What is the life expectancy of stage 4 sarcoidosis?
The large proximal projection on the femur is termed the
The fly species drosophila santomea is found only on a single small island. thus, this fly is considered to be
What is speed of bobsled whose distance time graph indicates that it traveled 122m in 25 s
Moth populations changed from mostly light colored to mostly dark colored in the 1800s. this relates to _____. answers
The correct answer to this is:
“Microevolution”
Microevolution is an evolutionary change that occurs to small group of species within a short span of time. The cause of this occurrences are most commonly an external factor. For the case of moth, the soot produced by the Industrial Revolution in the 1800s resulted in trees to darken and other places in England where moths liked to perch. Because of this, light colored moths were more easily identified by predators against a dark background. Dark colored moths had a larger survival advantage since they could blend in against a similarly dark background. Natural selection or microevolution favoured the darker moths, therefore their proportion within the moth population increased.
Microevolution is the right answer.
Microevolution is the development in allele regularities that befalls over time within a culture. This variation is due to four distinct methods: mutation, adaptation (artificial and natural), gene flow and hereditary drift. This development occurs over a comparatively short span of time than the development takes place under the term macroevolution that is where greater diversity in the community befalls.
Sociologically speaking, the BRCA1 gene mutation is a good example of:
The discovery of cosmic microwave background radiation and primordial helium gas was scientific evidence supporting the _____.
"The Big Bang Theory"
Which of the following properties of soil helps in absorbing contaminants from the soil?
a.
cation-exchange capacity
b.
soil reaction
c.
soil structure
d.
soil consistency
Correct answer: C). Soil Structure
The soil structure refers to the arrangement of the soil into a unit known as soil aggregates. The aggregates consist of solids and porous space. It majorly consists of clay particles, and it may also contain fine particles of sand.
They absorb air pollutants, which dissipate the harmful pollutants. The absorbed pollutants are recycled back into nutrients.
In what location would primary succession most likely occur? An area that was covered by a glacier An area that was in a long drought An area that had severe flooding An area that was hit by a hurricane
I just took the module 3 exam and the answer would be "An area covered by a glacier". :)
Sandra has been having pains just under her diaphragm and a little to the right of the center of her body. They seem to be especially painful after she has eaten fatty food. Which of the following would be best for her to ask her doctor to help her investigate?
If her pancreas is still secreting bileAnswer:
If her small intestine has enough fat-digesting enzymes
Explanation:
The organ which is referred in the question is duodenum of the small intestine. In the duodenum, pancreatic juice containing fat digesting enzyme, lipase is poured. The pancreas releases the pancreatic juice. If lipase, a fat digestion enzyme is not secreted in sufficient amount in the duodenum, the digestion of fats will be hampered which may results in pain below the diaphragm.
Which of the following led to dividing bacteria into two distinct kingdoms? A. Being able to do microscopic and DNA analysis B. Being able to examine gigantic pre-historic fossils C. Knowing how bacteria eat D. Watching bacteria move
What should you do with its contents if you are done using a test tube?
After using a test tube, dispose of its contents according to safety guidelines and instructions from the teacher or lab supervisor.
Explanation:After using a test tube, it is important to properly handle its contents. The specific steps will depend on what was in the test tube. If the contents are hazardous or require special disposal, they should be disposed of according to your school or lab's guidelines. If the contents are non-hazardous, they can be safely poured down the sink or disposed of in a designated waste container. It's important to always follow proper safety protocols and consult with your teacher or lab supervisor for guidance on how to handle and dispose of test tube contents.
Which body system is responsible for protecting the body against infection?
The nervous system
The circulatory system
The immune system
The respiratory system
The immune system is responsible for protecting the body against infection, distinguishing between 'self' and 'non-self', and involves the innate and adaptive immune responses to defend against pathogens.
The body system responsible for protecting the body against infection is the immune system. The immune system has a complex network of organs, cells, and molecules that work together to defend the body against pathogens, which include viruses, bacteria, fungi, and parasites. It distinguishes between the body's own cells ('self') and harmful invading organisms ('non-self') through its two major subsystems: the innate immune system and the adaptive immune system. The innate immune system provides the first line of defense with a rapid, non-specific response, while the adaptive immune system develops a slower, but more targeted and long-lasting response.
Other body systems, like the nervous system, the circulatory system, the respiratory system, the digestive system, and the male reproductive system, have their different functions. For example, the nervous system controls all body activities, including sensation and thought, while the circulatory system maintains the circulation of blood. The respiratory system is responsible for gas exchange—taking in oxygen and releasing carbon dioxide. However, it is the immune system that is specifically equipped to combat infections and protect the body's health.
What is a glucose standard curve, and why did you need to obtain one for this experiment? did you correctly predict how you would measure the amount of plasma glucose in a patient sample using the glucosestandard curve?
A glucose standard curve refers to a method used to quantify the amount of glucose in a given sample. In experiments, it's critical in estimating the concentration of glucose through comparative analysis with the standard curve's responses. To measure plasma glucose in a patient sample, you would compare the reactions from the patient's sample with the glucose standard curve.
Explanation:A glucose standard curve is a method used in biological and chemical research, particularly when quantifying the amount of glucose in a sample such as plasma. It's essentially a graph that depicts the response received from the glucose test (like color change) as a function of known glucose concentrations. The plot provides a reference to assess glucose levels in unknown samples.
In an experiment, obtaining a glucose standard curve is crucial for extrapolating the concentration of glucose in a patient's plasma sample. This is achieved by comparing the test results from the unknown sample to the standard curve. The level of color change (caused by glucose's reaction with certain chemicals) in the patient's sample, compared to those in the standard curve, will suggest a corresponding concentration of glucose.
Yes, you predicted correctly. To measure plasma glucose in a patient sample, you would use the responses from the patient's sample and compare them with the glucose standard curve. This method allows for an accurate estimation of glucose concentrations, offering valuable information for diagnostic purposes.
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How do striated and smooth muscles differ?
An arterial condition in which there is thickening, hardening, and loss of elasticity of the walls of arteries—resulting in decreased blood supply—especially to the lower extremities and cerebrum is known as hardening of the arteries
Ergonomic hazards are major safety for nurses causing serious musculoskeletal injuries to reduce the risk nurses should
Here is a picture of the Amazon rain forest. Which aspect of this rain forest might an ecologist study
A. Mineral deposits throughout the rain forest
B. Weather and climate with respect to the rain forest
C. Relationships of trees to other organisms in the rain forest
D. Human behavior with respect to the rain forest
In the rainforest, the ecologist studies the relationship between organisms and plants. Therefore, option "C" is correct.
What are tropical rainforests?The Amazon forest is the best example of a tropical rainforest. The level of humidity is very high in the rainforests. The rainforest is present near the equator due to which the maximum sunlight is received in the rainforest. High temperature and high humidity is the key feature of the rainforest. around 2000 to 2250 milliliters of rain occur in the rainforest yearly.
The average climate of the rainforest is warm and wet and the temperature exceeds 30 to 45 degrees C. The range of animals and plants is wide in the rainforest. some examples of animals are jaguars, monkeys, squirrels, and snakes.
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When you touch something hot a neuron in your finger senses the temperature which best describes the first reaction the neuron has?
a action potential forms.
Answer:
an action potential forms
Explanation:
i took the test and i got it right :)
According to the ipat model, technology that enhances our acquisition of minerals, fossil fuels, timber, and ocean fish ________.
In the IPAT model, technology that improves our ability to acquire resources like minerals, fossil fuels, timber, and ocean fish generally increases the environmental impact because it boosts our capacity to exploit these resources.
Explanation:According to the IPAT model, technology that enhances our acquisition of minerals, fossil fuels, timber, and ocean fish increases the impact on the environment.
The IPAT equation, which stands for Impact equals Population, Affluence, and Technology, suggests that our environmental impact (I) is the product of population size (P), affluence (A), and technology (T).
Thus, technology that enhances resource acquisition typically does so by increasing our capacity to exploit these resources, thereby increasing the environmental impact.
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N ohio, untreated waste from a marine toilet may not be discharged into the water. untreated waste must be carried onboard until it can be properly emptied at a pump-out station or at which type of approved treatment facility?
A person who is heterozygous for the huntington disease (hd) allele has offspring with someone who does not have hd. what proportion of their children will have hd?
Answer:
A person who is heterozygous for the Huntington disease (HD) allele has offspring with someone who does not have HD. What proportion of their children will have HD? ... Half the children have the disorder, both sons and daughters.
Explanation:
How does energy get converted from food molecules to muscles?
Energy conversion from food molecules to muscles involves a process known as cellular respiration. In this process, the energy stored in glucose, obtained from food, is converted into ATP, a high-energy molecule. ATP powers various cellular processes, including muscle contraction.
Explanation:
Energy conversion from food molecules to muscles happens through a biological process known as cellular respiration. When we eat food, our digestive system breaks down the complex nutrients into simpler forms like glucose. This glucose is transported to cells, including muscle cells, through the bloodstream.
In the cells, glucose undergoes a process called cellular respiration, which occurs in the mitochondria. In a three-step process - glycolysis, Krebs cycle, and electron transport chain - the energy stored in glucose is converted into adenosine triphosphate, or ATP. ATP is a high-energy molecule that powers numerous cellular processes, including muscle contraction.
Hence, it’s through this series of reactions in cellular respiration that the energy from food molecules gets converted and used in muscles.
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In a genotype for plant height, such as tt, what does each letter represent?
1. How could you test to see if an enzyme was completely saturated during an experiment?
Final answer:
To test if an enzyme is completely saturated during an experiment, the reaction rate is measured at different substrate concentrations. If the reaction rate reaches a maximum and does not increase further even with higher substrate concentrations, it indicates the enzyme is completely saturated with substrate.
Explanation:
The presence of complete saturation of an enzyme during an experiment can be determined through various methods. One common method is to measure the reaction rate (velocity) of the enzyme at different substrate concentrations. As the substrate concentration increases, the reaction rate initially increases. However, at a certain point, further increasing the substrate concentration does not result in an increase in the reaction rate.
When the reaction rate reaches a maximum and does not increase even with higher substrate concentrations, it indicates that the enzyme is completely saturated with substrate. This is referred to as saturation kinetics.
By plotting the reaction rate versus substrate concentration, you can observe the point at which the reaction rate plateaus, indicating enzyme saturation.
Using your knowledge of anaerobic respiration why would all well trained athletes work to regulate their breathing during strenuous exercise?
Answer:
To enhance the oxygen supply to muscles to support aerobic respiration during strenuous exercise and thereby avoiding the build-up of lactic acid in muscles.
Explanation:
Muscles of athletes require increased oxygen supply to sustain the process of aerobic respiration that serves as a source of energy for the functioning of muscles. In the absence of oxygen, muscles carry out anaerobic respiration as an immediate source of energy which also produces lactic acid and limits the activity of muscles. Athletes regulate their breathing to meet the demand of oxygen supply to muscles so as to prevent lactic acid formation by anaerobic respiration. By doing so, they increase the stamina of muscles.