Which one of the following statements about morula in humans is correct?
It has almost equal quantity of cytoplasm as an uncleaved zygote but much more $DNA.$
It has far less cytoplasm as well as less $DNA $ than in an uncleaved zygote.
It has more or less equal quantity of cytoplasm and $DNA$ as in uncleaved zygote.
it has more cytoplasm and more $DNA$ than an uncleaved zygote.
The outer layer of the blastocyst which forms the ectoderm is called
Find $A$ to $D$ in figure
The layer of uterus which becomes much eroded due to placental villi is known as
Which one of the following statements with regard to embryonic development in humans is correct
Cleavage is followed by which stage