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never [62]
3 years ago
12

If the nucleus of this cell has 84 chromosomes, how many chromosomes would this cell’s sperm cell have? A: 168. B: 84. C: 42. D:

21
Biology
1 answer:
damaskus [11]3 years ago
5 0

Answer:

C. 42

Explanation:

A sperm cell is a sex cell which is a haploid cell and thus has half the chromosomes of a somatic cell which is a diploid cell.

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True or False. In pernicious anemia, oxygen depletion in the body becomes apparent withing the first 6 months of life.
mylen [45]

False, pernicious anemia may take up to 5 years to show symptoms. However, the oxygen starts to get depleted within the first 6 months in thalassemia major.

Pernicious anemia:

In this condition, the body is unable to absorb vitamin B12 which leads to lowered amount of red blood cells which are responsible for carrying oxygen throughout the body. It is an autoimmune disease in which antibodies attack their own cells in the lining of the stomach which affects the absorption of vitamin B12. The symptoms of pernicious anemia are dizziness, fatigue, diarrhea, constipation, breathlessness, and loss of appetite. The depletion of oxygen is seen in thalassemia major within 6 months.

Learn more about pernicious anemia here,

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3 0
2 years ago
Explain the relationship between cellular respiration and muscle contractions.
Natalija [7]
Cellular respiration provides the ATP necessary for muscle contractions 
8 0
3 years ago
The extreme uninhibited behaviors often associated with a large consumption of alcohol are a result of increased activation of t
aalyn [17]

Answer:

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Explanation:

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6 0
3 years ago
Identify the phases of Meiosis II
Ghella [55]

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Explanation:

7 0
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A student purchased a small turtle. Three months later, the turtle had grown totwice its original size. Which of the following s
aleksandrvk [35]

Answer:

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Explanation:

3 0
3 years ago
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