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प्रश्न
Describe briefly the ways how a mammalian embryo is nourished
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उत्तर
The mammalian embryo is nourished by the nutrients which diffuse through the placenta of the mother to pass through the umbilical cord to the embryo.
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संबंधित प्रश्न
The exact location of the Amnion
State whether the following statements are TRUE (T) or FALSE (F):
Rewrite the wrong statement by correcting only one word either at the beginning or at the end of the sentence.
Fertilisation occurs in vagina.
State whether the following statements are TRUE (T) or FALSE (F):
Rewrite of the wrong statements by correcting only one word either at the beginning or at the end of the sentences.
Gestation period in humans is about 380 days.
Describe the functions of placenta
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
Complete the following sentences with appropriate word:
The period of complete development of the fetus until birth is termed ______.
The haemoglobin of a human foetus ______.
Placenta produces certain hormones.
Amniotic fluid serves to provide oxygen to the foetus.
Distinguish between the following pair:
Placenta and umbilical cord
