Question

12) The first phase in the sexual reproduction of organisms is
(A) spermatogenesis
(B) oogenesis
(C) spermiogenesis
(D) gametogenesis
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Answer 1

Answer:

Answer is option D) gametogenesis.

Explanation:

meiosis

meiosisIn the first stage of sexual reproduction, "meiosis", the number of chromosomes is reduced from a diploid number (2n) to a haploid number (n). During "fertilisation", haploid gametes come together to form a diploid zygote, and the original number of chromosomes is restored.

Answer 2

Answer:

gametogenesis

Explanation:

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