First slide

Sexual Reproduction

Question

Which of the following is an incorrect statement ?

Easy

A

In reptiles and birds, the fertilized egg is covered by hard calcareous shell.
B

Reptiles and amphibians are oviparous animals with some exceptions.
C

Embryogenesis refers to the process of development of embryo from the zygote
D

Total number of chromosomes in meiocytes of humans is 23.

Solution

Total number chromosomes in meiocyte of humans are 46. 23 chromosomes are present in the gametes of humans.

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