NEET BIOLOGY

Detailed explanation-1: -Both reptiles and birds lay eggs in which the embryo is enveloped by an amnion, The egg shell in both has pores for the exchange of atmospheric air. The skin as well as the lymphatic system have certain similarities. There are no distinct indications for a co-evolution of pathogens. Content may be subject to copyright.

Detailed explanation-2: -Both birds and reptiles reproduce sexually and have internal fertilization. They both are oviparous animals. Oviparous animals lay eggs outside the female bodies and the young ones hatch after their expulsion. The embryonic development within the mother’s body is very less or nil.

Detailed explanation-3: -Note: As reptiles and birds both consist of mesolecithal eggs but their eggs differ in shape and size, also birds have eggs with hard shells but reptiles have soft-shelled eggs except in crocodiles and turtles.