Answer:
regulates other proteins
Explanation:
Ubiquitin is a small protein that is found in almost all cellular tissues in humans and other eukaryotic organisms, which helps to regulate the processes of other proteins in the body.
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Answer: Left Ventricle!
Explanation: The left ventricle receives oxygenated blood from the left atria and pumps it through the aorta into systemic circulation to supply the tissues of the body with oxygen.
B.cytoplasm thats the answer
The correct answer is D.
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