Answer:
When the calcium level is high in the bloodstream, the thyroid gland releases calcitonin. Calcitonin slows down the activity of the osteoclasts found in bone. This decreases blood calcium levels. When calcium levels decrease, this stimulates the parathyroid gland to release parathyroid hormone.
Answer to your question is D
Answer:
False
Explanation:
Igneous rocks need more heat than metamorphic rocks.
Choice b choice b choice b choice b choice b
Answer:
intracellular is the correct answer
