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vlada-n [284]
3 years ago
8

The first or smallest level of organization in the human body is the​

Biology
2 answers:
Dimas [21]3 years ago
8 0

Answer:

chemicals

Explanation:

Olin [163]3 years ago
6 0

Answer:

chemicals

Explanation:

it goes from chemicals to cells to tissues to organs to organ tissues and then organism

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What best describes a vestigial structure​
timofeeve [1]

Answer:

Vestigiality is the retention during the process of evolution of genetically determined structures or attributes that have lost some or all of their ancestral function in a given species. Assessment of the vestigiality must generally rely on comparison with homologous features in related species

Explanation:

please like and Mark as brainliest

3 0
3 years ago
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15. Slaivary glands are stimulated to release digestive enzymes by<br> and<br> of food.
slavikrds [6]

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In reaction to the smell, sight, or thought of food, the first hormonal response is that of salivation ( starts making saliva )  The salivary glands secrete more saliva in response to the stimulus presented by food in preparation for digestion. Simultaneously, the stomach begins to produce hydrocholoric acid to digest the food  

The salivary glands are glands inside a person's mouth and throat that produce the watery and mucous-containing fluid known as saliva. Saliva is constantly released into our mouth to keep it lubricated and to help us chew and swallow food. There are three pairs of salivary glands: sublingual, parotid and submaxillary

and for the end the main digestive enzymes in your body are : -

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3- Trypsin, produced in the pancreas. Trypsin also breaks down proteins

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3 years ago
What is the best evidence to prove that irene was heterozygous for hemophilia? elizabeth is not a carrier for the trait. tatiana
dezoksy [38]

Hemophilia is an inherited bleeding disorder where clotting factors are either absent or present in low amounts. As a result, the blood doesn't clot. It is an X-linked recessive trait that is inherited.

<h3>What is X- linked recessive genetic illness?</h3>

Genetic abnormalities known as -X-linked recessive genetic illnesses are brought on by an atypical gene on the X chromosome. "Carriers" for a disease are females who have the disease gene on one of their X chromosomes. The fact that carrier females have a second copy of the gene to make up for the copy with the disease-causing alteration or mutation usually prevents them from showing symptoms of the ailment.

A male has one X chromosome, thus if he gets an X chromosome that carries a gene that causes a disease, the condition will manifest in him. Male X-linked If the other X chromosome from their mother is healthy, all of their daughters will carry the illness gene.

Learn more about hemophilia here:

brainly.com/question/1425282

#SPJ1

3 0
2 years ago
Sometimes lymph nodes must be surgically removed. Although more lymph vessels eventually grow, what result would you expect to s
yaroslaw [1]
<span>The lymphatic system is used for immunologic response and interstitial fluid collection. If the lymph node is removed, the lymphatic system around it would be disrupted. This will cause localized swelling after the surgery. The immune system around it could be impaired too.
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Why is there a difference between the time it takes the moon to orbit the earth and the time it takes the moon to go through all
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Because the moon is rotating on its own axis and orbiting around the earth at the same time.
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