(D) Microlecithal eggs are eggs that contain a very small amount of yolk. In mammals,specifically the infraclass $Eutheria$ (placental mammals),the eg

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(D) Microlecithal eggs are eggs that contain a very small amount of yolk. In mammals,specifically the infraclass $Eutheria$ (placental mammals),the eggs are microlecithal and alecithal because the developing embryo receives nutrition directly from the mother through the placenta. Therefore,the correct answer is $Eutheria$.

Class 12 Biology Human Reproduction Gametogenesis

Medium

In which of the following are microlecithal eggs found?

A
Reptiles + Aves
B
Amphibians + Aves + Reptiles
C
Reptiles + Aves + Chiroptera
D
Eutheria

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Human Reproduction

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Gametogenesis

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In which of the following are microlecithal eggs found?

Similar Questions

Which hormone induces ovulation?

Androgen stimulates the $...A...$ $FSH$ acts on the $...B...$ and stimulates factors for spermiogenesis. Here $A$ and $B$ refers to

What are the small cells called that are released during the maturation of a developing oocyte?

Explain the difference between the following terms:$(1)$ Spermatid - Spermatozoa$(2)$ First polar body - Second polar body

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Explain the difference between the following terms:
$(1)$ Spermatid - Spermatozoa
$(2)$ First polar body - Second polar body