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How many heart chambers do mammals have?​
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2 votes
How many heart chambers do mammals have?​

User Rene Hernandez
by
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2 Answers

3 votes

Answer:

4

Step-by-step explanation:

mammals have evolved to use four heart chambers to circulate blood.

User Libra
by
7.1k points
6 votes

Answer:

Mammals have four heart chambers

Step-by-step explanation:

User Kashinath Patekar
by
7.0k points
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