Lampbrush chromosomes are visible in:

If a somatic cell has $40$ chromosomes,what should be the number of chromosomes in the gametes of that organism?

Identify the figure:

Given below are two statements:
Statement $I$: Chromosomes become gradually visible under light microscope during leptotene stage.
Statement $II$: The beginning of diplotene stage is recognized by dissolution of synaptonemal complex.
In the light of the above statements,choose the correct answer from the options given below:

What is observed during complete meiosis?

In meiosis,the chromosome number becomes