Question

Assertion (A): The sex of a child is determined by the mother.

Reason (R): Humans have two types of sex chromosomes: XX and XY.​

Answer 1

Answer:

A is false but R is true

Explanation:

because sex of a child is determined by father because males have XY chromosomes while females has XX chromosomes

Answer 2

Answer:

'A' is falae but 'R' is true