50.1k views
1 vote
How are genes passed from parent to offspring?

User Shin Kim
by
7.0k points

1 Answer

0 votes

Answer:

Step-by-step explanation:

A sperm and an egg each contain one set of 23 chromosomes. When the sperm fertilizes the egg, two copies of each chromosome are present (and therefore two copies of each gene), and so an embryo forms.

User Iren Patel
by
7.3k points