compare the body symmetry, organization and heart of amphibians, reptiles and mammals in atabulae form .write two examples of each of the above groups.
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Explanation:
all three are bylatterrally symmetrical
all three have notochord .....spine
amphibians and reptiles are cold blooded whereas mammals are warm blooded
both amphibians and reptiles lay eggs
amphibians and reptiles have 2 chambered heart
whereas mammals such as birds have 3 chambered and humans have 4 chambered heart
mammals do not
give birth by laying eggs
mammals develop mammary glands and are oviparous
all have systematic circulatory system
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