GENERAL ANATOMY
EMBRYOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Birds lay eggs and incubate them, reptiles lay eggs and let the sun incubate them, most mammals give live birth.
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Birds and mammals are warm blooded and care for their young.
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Bird, reptile, and mammal females produce eggs.
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Reptiles and birds both lay eggs.
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Detailed explanation-1: -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.
Detailed explanation-2: -Birds belong to class Aves, mammals belong to Mammalia, reptiles to Reptilia and amphibians to Amphibia. Birds and mammals are warm-blooded, while amphibians and reptiles are cold-blooded. This means that birds and mammals can regulate their own body temperature, while amphibians and reptiles cannot.
Detailed explanation-3: -Monotremes, considered the most primitive form of mammals, have birdlike and reptilian features. The females lay eggs. Monotremes are represented by the aquatic duckbilled platypus and insectivorous echidna (spiny anteater).
Detailed explanation-4: -Internal Fertilization In mammals, reptiles, birds, and some types of fish the gametes meet inside of the female’s body. This is called internal fertilization.