Question
Biology Question on human reproduction
Stage of development at which implantation occurs is known as
A
Morula
B
Zygote
C
Blastocyst
D
Foetus
Answer
Blastocyst
Explanation
Solution
Implantation is the anchoring or embedding of the blastocyst into endometrium of uterus. Implantation begins about seventh day after fertilisation of ovum (generally between 6th and 9th days after fertilization). It takes about three days for the process to be completed.