Answer:
The answer is Sister Chromatids
The answer is calcium. The parathyroid glands are the main regulator of plasma calcium and have a direct influence on the digestive tract. These symptoms are evidence of hypercalcemia (high calcium levels in the blood), which could be as a result of hyperthyroidism.
Answer:the right option is the second one because this species could be envolted just because of natural selection
Explanation:
Ones that have c,h,o in a 1:2:1 ratio