1. Fast twitch muscle cells:
A. Use energy slowly
B. Would be abundant in muscles of a s...
![Biology](/tpl/images/cats/biologiya.png)
Biology, 05.05.2020 08:44, savannahsharp5149
1. Fast twitch muscle cells:
A. Use energy slowly
B. Would be abundant in muscles of a sprinter
C. Have lots of nerve cells
D. Help us to stand upright
2.One type of muscle contraction results in a stabilizing force. This
A Enables us to stand and sit upright
B. Means it helps us to lift heavy things
C. Makes the muscle very tense
3. What proportion of the body's weight does the skeletal system make up?
A. 100%
B. 75%
C. 50%
D. 30 to 40%
4. What benefits does the muscular system provide other than just helping you to move?
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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