Botany-Sex Determination

NEET Botany Sex Determination MCQ Question

Type: MCQ-conceptual-Medium-Class 12

Which of the following statements about sex determination is correct?

A

In humans, females have a pair of X chromosomes, while males have one X and one Y chromosome.

B

Grasshoppers exhibit XY type sex determination similar to humans.

C

In birds, females possess two Z chromosomes, while males have one Z and one W chromosome.

D

The XO type of sex determination results in males having an extra X chromosome compared to females.

Correct Answer

Option A

Detailed Explanation

In humans, females have two X chromosomes (XX), while males have one X and one Y chromosome (XY). This is consistent with the information provided in the NCERT context.

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