Why do all copulations not lead to fertilisation and pregnancy? The root cause is _________.
Why do all copulations not lead to fertilisation and pregnancy? The root cause is _________.
- A
Due to numerous sperms and one ovum
- B
Due to less progesterone
- C
Ovum and sperms are not transported simultaneously to the ampullary-isthmic junction
- D
Due to non-formation of corpus luteum
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- [AIPMT 2012]