Biology, asked by abhi8517, 5 months ago

comparative account on vertebrate heart

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Answered by Anonymous

Explanation:

Fish have a simple two chambered heart which is, in essense, just a thickening of a section of the circulatory system, and the blood flows in a single circuit from heart to gills to body and back to the heart.

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Answered by ishanpandey2008

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comparative account on vertebrate heart​

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mark as brilliant.....

comparative account on vertebrate heart