When someone says that I think it means that they feel the ability to move freely without tiring easily.
I hope this helped
Answer:
(C). calcitriol.
Explanation:
PTH (parathyroid hormone) is a peptide hormone, synthesized and secreted by parathyroid glands. It helps in regulation of calcium level in blood by affecting intestine, bones, and kidneys.
PTH increases blood calcium by promoting synthesis of calcitriol hormone, which represents an active form of vitamin D.
Calcitriol increases calcium level in blood by increasing calcium absorption in intestine, increasing calcium reabsorption in kidneys, decreasing calcium, and by activating osteoclats (bone cells) to release calcium.
Thus, the correct answer is option (c).
A. The Universe is 4.6 billion years old this explains big bang theory the best because the Big Bang Also took place 4.6 billion years ago which proves that Universe is formed beacause of Big Bang.
Answer:
They should have 30 Chromosomes at the end of mitosis.
Explanation: