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timurjin [86]
3 years ago
7

Which two systems work together to ensure that all cells in the body receive oxygen

Biology
1 answer:
muminat3 years ago
4 0
Respiratory system and Circulatory system :P

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How many water molecules are needed to degrade a protein that contains 250 amino acids?
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Answer:

125 molecules

Explanation:

Between two amino acids , one water molecule is eliminated and a peptide bond is formed. When 250 amino acids are joined to form a polypeptide , 125 molecules of water will be removed.

That is, 250/2=125

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How did the combined effects of the emergence of cotton plantation production and the ban on external slave imports in the early
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<h2> Slave Economy of Cotton Plantation </h2>

Explanation:

  • By 1850, of the 3.2 million oppressed individuals in the nation's fifteen slave states, 1.8 million were creating cotton. By 1850, of the 3.2 million oppressed individuals in the nation's fifteen slave states, For sure, American cotton before long made up 66% of the worldwide stockpile, and creation kept on taking off. 1.8 million were creating cotton
  • About 75% of the cotton created in the United States was in the end traded abroad. Despite the fact that the bigger American and Atlantic markets depended on southern cotton right now, South likewise relied upon these business sectors for acquiring nourishment, produced merchandise, and credits. Hence, the market transformation changed the South similarly as it had a different region

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B. Clade 1 is ancestral to all the other clades

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Which of the following processes releases energy to be used by a cell? (4 points) Group of answer choices A phosphate group is a
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A phosphate group is removed from ATP to form ADP

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