Assertion (A): The oxygenated and deoxygenated blood is separate in the heart of mammals. Reason (R): This allows efficient supply of oxygen to all tissues.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false
(d) A is false and R is also false
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Answer:
Options A is correct
Explanation:
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Answered by
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Answer:
(a) is the correct answer
Explanation:
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