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Heart is two chambered in...

Heart is two chambered in

A

Fishes

B

Amphibians

C

Reptiles

D

Birds

Text Solution

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The correct Answer is:
A
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In the developmental history of mammalian heart, it is observed that it passes through a two- chambered fish-like heart, three-chambered frog-like heart and finally four-chambered stage To which hypothesis can the above-cited statements be approximated ?

In the developmental history of mammalian heart. It is observed that it passes through a two chambered fish like heart, three chambered frog like heart and finally four chambered stage. To which hypothesis can this above cited statement be approximated?

Knowledge Check

  • Heart is four chambered in reptile

    A
    Crocodile
    B
    Frog
    C
    snakes
    D
    Lizard

  • Heart is four chambered in

    A
    Amphibia
    B
    Fishes
    C
    Mammals
    D
    Reptiles

  • [A] : in amphibians heart is two chambered. [R]: The oxygenated blood is returned to the heart through sinus venosus.

    A
    If both A and R are true and R is the correct explanation of A
    B
    If both A and R are true but R is not the correct explanation of A
    C
    If A is true and R is false
    D
    If both A and R are false

    • Similar Questions

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    Heart is four-chambered in

    Which of the following has two chambered heart ?

    Which of the following has two chambered heart ?

    Three-chambered heart of Frog is not as efficent as four chambered human heart because

    Which of the following reptiles is with four chambers in the heart?

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