Question

At which cell stage a blastula can be implanted in uterus in test tube baby development?

• A. 16 cell
• B. 64 cell
• C. 128 cell
• D. 32 cell

Answer 1

Answer: (D)

Though the implantation may occur at any period between 6th to 10th day after fertilization. Generally it occurs at 32 cell stage.