A developing human is called a zygote until approximately weeks after conception.
A)24
B)32
C)2
D)8

Question

Quizplus · Accepted Answer

A zygote is formed when the sperm fertilizes the egg, and it is considered a developing human until approximately 2 weeks after conception, at which point it becomes an embryo. Option A)24 is incorrect as this stage is known as the fetal stage which starts from week 9 and lasts until birth. Option B)32 is not correct as this stage does not exist, and option D)8 is incorrect as it is not long enough for a fetus to develop into a fully formed human.

A Developing Human Is Called a Zygote Until Approximately Weeks