211k views
4 votes
Which week is the blastocyst an embryo?

User Milenko
by
4.6k points

2 Answers

5 votes

Answer:

By the 5th week

Step-by-step explanation:

"By the fifth week of pregnancy, the blastocyst (no larger than a pencil tip) is an embryo, with a brain, spinal cord, heart, and other organs."

User Gogognome
by
4.7k points
5 votes

Answer:

5th-10th weeks

Step-by-step explanation:

User Glueon
by
4.1k points