Question

Give the correct answer from 28 to 32

Answer 1

Ans. 28) Option A : I

Neurons are diploid cell and in G₀ phase it has two set chromosomes

Ans 29) Option B : II

Human cell in G₂ phase have double chromosome content in comparison to cell in interphase or G₀ phase

Ans.30) Option A : I

Zygote is formed by fertilization of a male and a female gamete, hence it is diploid cell.

Ans. 31) Option E : Sperm

Sperm is a male gamete, it contains 22 autosomes with a single sex chromosome, it may be Y or X.

Ans. 32) Option B : Meiosis I

In metaphase 1, the tetrad line themselves up at the metaphase plate and homologous pairs orient themselves randomly. In anaphase 1, centromeres break down and homologous chromosomes separate. In telophase 1, chromosomes move to opposite poles of Meiosis 1