Question

Two weeks after conception, the developing fertilized egg is called a(n) _____.

Answer 1

Two weeks after conception, the developing fertilized egg is called a embryo. It develops from a zygote, and after it passes the embryo stage it becomes a fetus.

Answer 2

Embryo

Step-by-step explanation:

The embryonic stage starts at the beginning of third week. Before this, the stage of fertilized egg is known as blastocyst. Once the embryonic stage is reached, the cell of blastocyst become distinct and starts dividing to form human being. Thus, after the 15th day of development the growing cell mass is referred to as embryo. The embryonic stage continues till the 8th week. By the start of 9th week , the growing cell mass converts into a fetus and this stage continues till the birth of child.