Question

where does a persons 46 chromosomes come from
46 from an egg cell
23 from a sperm cell and 23 from an egg cell
46 from a sperm cell
rewatch

Explanation:

Human beings have 46 chromosomes in each somatic cell. Gametes (sperm and egg) are haploid, with 23 chromosomes each. During fertilization, a sperm and an egg combine, with the sperm contributing 23 chromosomes and the egg contributing 23 chromosomes to form a zygote with 46 chromosomes.

Answer:

B. 23 from a sperm cell and 23 from an egg cell