Placenta acts like a
Placenta acts like a
- A
Semipermeable membrane
- B
Fully permeable membrane
- C
Impermeable membrane
- D
None of the above
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After one month of pregnancy, the embryo's $...A....$ is formed. By the end of the $.....B...$ month of pregnancy, the foetus develops limbs and digits. By the end of $\ldots$... most of the major organ systems are formed for example, the limbs and external genital organs are well-developed. By the end of $...D....$ the body is covered with fine hair, eyelids separate, and eyelashes are formed. Here$ A$ and $D$ refers to
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- [AIEEE 2003]
Which one of the following statements with regard to embryonic development in humans is correct?
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Foetus is nourished by
Foetus is nourished by