According to the __________ theory of biological aging,DNA in body cells is gradually damaged through spontaneous or externally caused mutations.
A) genetic programming
B) senescence
C) random events
D) cross-linkage
Correct Answer:
Verified
Q11: Free radicals are
A) protein fibers that make
Q12: Changes of aging in _ are twice
Q13: According to the "genetic programming" theory of
Q14: Which of the following statements about changes
Q15: Ethan's blood pressure is higher than normal.This
Q17: Telomere shortening predicts
A) earlier death.
B) slower disease
Q18: The rate of death from heart disease
Q19: Senescence
A) is underway in adolescence.
B) begins in
Q20: _ prevents telomere shortening.
A) Physical inactivity
B) Obesity
C)
Q21: The capacity of the immune system to
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