The number of nuclei present in a zygote is:

A. None

B. One

C. Two

D. Four

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Solution

B. One

The nucleus of the sperm and the egg fuses together to form one nucleus with 2n number of chromosomes.

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Question 03(iii)
The number of nuclei present in a zygote is _______.

How many nuclei are present in a zygote?

Choose the most appropriate answer.

(a) Internal fertilization occurs

(i) in female body.

(ii) outside female body.

(iii) in male body.

(iv) outside male body.

(b) A tadpole develops into an adult frog by the process of

(i) fertilization

(ii) metamorphosis

(iii) embedding

(iv) budding

(i) none

(ii) one

(iii) two

(iv) four

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