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Yuri [45]
3 years ago
12

As an object moves toward another object the sound waves have lower frequency. True or False

Biology
1 answer:
RideAnS [48]3 years ago
5 0
False Because the frequency would increase
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1. releases bile to break down fat lungs 2. helps break down protein small intestine 3. remove carbon dioxide from the body live
Lunna [17]

Answer:

1. Liver

2. Pancreas

3. Lungs

4. Saliva

5. Small intestine

6. Large intestine

Explanation:

1. Liver is a large, infact the largest, organ found in the digestive system. It has variety of functions ranging from detoxification to digestion. The liver functions in digestion by secreting a substance called BILE which helps in the breakdown of fat in the small intestine.

2. Pancreas is another accessory digestive organ which serves as a endocrine organ which secretes enzymes that aid in the digestion of protein and carbohydrate molecules.

3. Lungs are respiratory organs whose function is key to the respiratory system. They are the organs that serve as a medium of the entry of oxygen and removal of carbon dioxide, a process called GAS EXCHANGE.

4. Saliva is a liquid substance secreted by the salivary gland in the mouth. Saliva contains certain enzymes; most notably is the AMYLASE that breaks down starch into sugar.

5. Small intestine is another organ in the digestive system composed of the ileum, jejenum and duodenum. The small intestine is the organ where the absorption of nutrients into the blood from the digested food takes place.

6. Large intestine is the extension of the small intestine whose function is to absorb extra water from undigested food and pass out the remaining as feaces.

7 0
3 years ago
Which of the following best explains a way that a molecular clock can be used?AThe number of DNA mutations in an organism is mea
wel

Answer:

C. The number of differences in a specific DNA sequence of two species is multiplied by a known mutation rate to determine the number of years of evolution that separate the two species.

Explanation:

This is the best explanation of a way that a molecular clock can be used!

6 0
3 years ago
Biological evolution is the result of _____ changes in a population of a species
solniwko [45]
Biological evolution is the result of genetic changes in a population of a species

5 0
3 years ago
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*Please Help* Which of the following organisms would you expect to be most abundant in the tallgrass prairie ecosystem?
borishaifa [10]

Answer:

A

Explanation:

Prairies are unique ecosystems dominated by grasses and other non-woody plants called forbes. ... A prairie ecosystem includes all the living components-- plants and animals--and all the nonliving components-- sun, water, fire, soil, and--nutrients.

6 0
3 years ago
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All the biological macromolecules contain carbon, hydrogen and oxygen. However, most do not contain nitrogen. The category that
topjm [15]

Answer:

A. lipids

Explanation:

8 0
3 years ago
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