C.
b. During puberty, changes take place in our body due to-
i. Hormones
ii. Blood
iii. Glands
iv. Blood cells
Female has-
i. X chromosomes
ii. Two X chromosomes
ini. Y chromosomes
iv. Two Y chromosomes
d. The pair of chromosomes in a human being is-
i. 20 pairs
ii. 22 pairs
iii. 23 pairs
iv. 24 pairs
e. AIDS is caused by a dangerous virus-
i. HINI
ii. HIV
iii. Hepatitis
iv. Non of these
Answers
Answered by
3
- Hormones.
- Two X chromosomes.
- 23 Pairs.
- HIV
Answered by
2
Answer:
During puberty, changes take place in our body due to- Ans) Hormones
Female has- Ans) Two X chromosomes
The pair of chromosomes in a human being is- Ans) 23
AIDS is caused by a dangerous virus- Ans) HIV
Explanation:
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