Tardigrade
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Tardigrade
Question
Biology
Blood enters the heart because muscles of the
Q. Blood enters the heart because muscles of the
2109
223
Odisha JEE
Odisha JEE 2007
Body Fluids and Circulation
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A
atrium contracts
11%
B
atrium relaxes
66%
C
ventricle relaxes
10%
D
entricle contracts
12%
Solution:
Correct answer is (b) atrium relaxes