Question

Which event most exemplifies growth and development of life in the human body? A Option A: You withdraw your hand quickly when you touch the hot oven. B Option B: More oxygen is transported to muscle cells during exercise. C Option C: You sweat more during summer. D Option D: The cut on your finger gradually heals.

Answer 1

Option D. The cut on your finger gradually heals. It exemplifies the growth and development of life. Because new cells will replace the lost ones by multiplying and it is growth and differentiate to make them suitable for the part cut. This differentiation is called development .

Option A. It tells about the presence or absence or issues arising from coticospinal tract. It is also called hoffman reflex

Option B. More oxygen is supplied to muscles during exercise for aerobic respiration and to meet the energy needs their metabolism increases.

Option c. That is we sweat more during summer. It is body's regulation of temperature