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aleksley [76]
3 years ago
9

Chemically speaking, enzymes are composed of chains of _________________, and they are considered to be a type of_______________

___.
Biology
1 answer:
Vlad [161]3 years ago
6 0

Answer:

chains of amino acid;

type of protein

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3 years ago
What is not one of the ways that angiotensin ii increases arterial blood pressure?
boyakko [2]

Answer:

The complete question is;

What is not one of the ways that angiotensin II increases arterial blood pressure?

Angiotensin II triggers the sensation of thirst.

Angiotensin II stimulates the secretion of aldosterone.

Angiotensin II promotes vasodilation that decreases peripheral resistance.

Angiotensin II prompts the release of antidiuretic hormone (ADH).

Answer : Angiotensin II promotes vasodilation that decreases peripheral resistance.

Explanation:

Angiotensin is a group of peptide hormones (Angiotensin I-IV) that increases the blood pressure by vasoconstriction.  A specialized structure in the kidney called Juxtaglomerular (JG) apparatus regulates blood pressure. It secretes an enzyme known as renin when the blood pressure drops below the normal level. Renin breaks up angiotensinogen, a protein synthesized by the liver into angiotensin I. Angiotensin I enters the bloodstream and is converted into Angiotensin II by Angiotensin-Converting Enzyme (ACE).

Angiotensin II binds to the receptors in the adrenal glands and stimulates aldosterone production. This hormone helps the kidneys to reabsorb salt (sodium). It also causes the constriction of arterioles (vasoconstriction), which results in increased blood pressure. Thus angiotensin II changes the way the blood is filtered and increases the water re-absorption by the kidneys, which results in the increase of blood volume. When the blood volume increases, it causes an increase in blood pressure. Angiotensin II also triggers the sensation of thirst and prompts the release of the pituitary gland’s anti-diuretic hormone (ADH).

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3 years ago
Why was it important, in each experiment, for redi and pasteur to have a vial that was completely closed off to the environment?
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Redi and Pasteur were both trying to disprove the hypothesis of spontaneous generation that stated that a living organism can emerge from inorganic matter or dead flesh. Therefore, it was essential for their research to completely seal their vials and prevent contamination with living things and spores from the environment in order to prove that living things do not emerge spontaneously.
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PLEASE IM BEGGIN YOU CAN YOU HELP
motikmotik

Answer:

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When referring to osmosis, water moves from a hypotonic to a hypertonic environment t or f?
valentina_108 [34]
That is definitely false
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3 years ago
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