The animals which lay fertilized or unfertilized eggs and whole development takes place outside the body of mother are called
Oviparous
Viviparous
Ovo-viviparous
Herbivorous
Identify figure :
Calcium deficiency results in the formation of an egg with
Development of an egg without fertilization is called
Which one of the following generates new genetic combinations leading to variation?
Which reproductive adaptation is characteristic of most terrestrial vertebrates but not of most aquatic vertebrates?