Question

a cat has a total of 40 chromosomes in its body cells. how many in its sex cells?

Explanation:

Body cells are diploid (\(2n\)) and sex cells (gametes) are haploid (\(n\)). If body cells have 40 chromosomes (\(2n = 40\)), then sex cells have \(n=\frac{2n}{2}\).

Answer:

20