The size of the egg chiefly depends upon the
The size of the egg chiefly depends upon the
- A
Size of the animal
- B
Amount of yolk reserves in it
- C
Amount of food taken by the mother
- D
All the above
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$A$ : Most birds possess only the left ovary and left oviduct for conveying the ovum released from the ovary.
$R$ : The avian ovary does not form a corpus luteum from the ruptured ovarian follicle which undergoes rapid shrinkage
$A$ : Most birds possess only the left ovary and left oviduct for conveying the ovum released from the ovary.
$R$ : The avian ovary does not form a corpus luteum from the ruptured ovarian follicle which undergoes rapid shrinkage
Mesoderm gives rise to all the structures except
Mesoderm gives rise to all the structures except
Fluid filled cavity called $...A...$ is developed in $...B...$ follicle called $...C....$ Here $A, B$ and $\mathrm{C}$ are
Fluid filled cavity called $...A...$ is developed in $...B...$ follicle called $...C....$ Here $A, B$ and $\mathrm{C}$ are
Neoteny refers to
Neoteny refers to
Why the testes in human beings and mammals are situated outside the abdominal cavity within a pouch called scrotum?
Why the testes in human beings and mammals are situated outside the abdominal cavity within a pouch called scrotum?