According to the sliding filament theory, how does muscle contraction occur?
A. Both thick and thin filaments shorten as the muscle contracts.
B. Myosin heads attach and detach from thin filaments, causing thin filaments to shorten.
C. A bands bunch up and shorten as myosin heads attach to thin filaments.
D. Myosin cross bridges pull thin filaments, causing them to slide.
Select your answer:
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Human Genome and Bioethics Review › ViewWhich parental pair could produce females with colorblindness (Remember colorblindness is a sex-linked chromosomal disorder)?
A. Homozygous normal-vision mother; Father with colorblindness
B. Mother with colorblindness; Father with normal-vision
C. Heterozygous normal-vision mother; Father with normal-vision
D. Heterozygous normal-vision mother; Father with colorblindness
Musculoskeletal Injuries › View
This is an example of
A. Chronic Injury
B. Indirect Injury
C. Direct Injury
D. Overuse Injury