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81. What are the major components of seminal plasma?

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82. Differentiate spermatogenesis and oogenesis.

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The three germ layers formed in mammalian embryo are

1.Endoderm or the inner layer.

2. Mesoderm or the middle layer.

3. Ectoderm or the outer layer.

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84. What is parturition? Which hormone is involved in induction of parturition?

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85. In our society the women are often blamed for giving birth to daughter. Can you explain why this is not correct ?

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86.

(a) Human reproduce ______________(asexually/sexually)

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87.

(b) Humans are ____________ (oviparous, viviparous, ovoviviparous).

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88.

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89.

(d) Male and female gametes are ___________ (diploid/haploid).

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90.

(e) Zygote is ____________ (diploid/haploid)

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