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Mamont248 [21]
3 years ago
10

The two proteins directly involved in muscle contraction are broadly called . During an exercise where muscles do not shorten, c

ontractions have occurred. a. has an affinity for myosin binding sites in the absence of calcium. b. is a missing protein in Duschenne's muscular dystrophy. c. The cell membrane of a muscle fiber is the .
Biology
1 answer:
docker41 [41]3 years ago
7 0

Answer:

Explanation:

hi

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The wall of the left ventricle is thicker than that of the right and the left ventricle pumps more blood than the right. Are the
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The wall of the left ventricle is thicker than that of the right - True

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<u>Explanation:</u>

Heart has 4 number of chambers. One among these chambers is the left ventricle. Among the four cambers of the heart, the thick one is the left ventricle. It appears below the left atrium. The left ventricle is present in the bottom left part of the heart. When the contraction of heart occurs the blood from the valve called mitral enters the left atrium from the left atrium.  

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