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Alekssandra [29.7K]
2 years ago
9

PLEASE HELP ME EMERGENCY PLEASE HELP!! IF YOU ARE NOT 100% SURE ABOUT YOUR ANSWER DO NOT ANSWER THEN PLEASE!!

Biology
2 answers:
sukhopar [10]2 years ago
6 0

Answer:

To bring oxygen into the body and to remove carbon dioxide from the body.

Explanation:

pychu [463]2 years ago
5 0
B: to bring oxygen into the body
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Which is an example of biopsychology
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8 0
3 years ago
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Is a actinosphaerium autotroph or heterotroph?
Vlad [161]

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4 0
3 years ago
Cells with a full set of chromosomes are referred to as diploid or 2n, whereas cells with half the chromosomes are haploid or n.
Papessa [141]

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Explanation:

During prophase I,  chromosomes get condensed. Each of the chromosomes gets in pair with its homologous one. They do so to make the crossing-over possible, a stage where they interchange their parts → 2n

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The two new cells are ready for meiosis II.

3 0
3 years ago
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