Answer:
conformational change in troponin
Explanation:
The troponin complex plays an essential role in the thin filament regulation of striated muscle contraction.
I think that the answer is 1 and III
Mitosis
Advantages: It enables your cells to multiply quickly and produce sister chromosomes.
Disadvantages: There is little genetic variation, each generation faces the same diseases.
Meiosis:
Advantages: The crossing over of genes during meiosis results in individual variety, which is beneficial to the population's survival.
Disadvantages: It requires the use of two gametes.