Choose the correct statement about muscle contraction.
A. Cross-bridges form between actin and the sarcolemma.
B. Actin filaments slide along myosin filaments.
C. Filaments of troponin and tropomyosin slide past one another.
D. Tropomyosin molecules move and expose specific sites on myosin filaments.
Answer: B
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Height is not expressed by a simple dominant and recessive allele. This type of inheritance is termed
A) polygenic inheritance. B) incomplete dominance. C) codominance. D) strict dominance. E) simple inheritance.
The type of subatomic particle that does not have an electrical charge is a(n)
________. Fill in the blank(s) with correct word
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