Carbon debt, caused by CO2<span> i know that is one of them </span>
Is the study of the interactions among living things, and between living things and their environment
ecology
Answer: Two smaller molecules join together after a water molecule is removed from between them. Energy is absorbed for bond formation: because energy is absorbed to make bonds, synthesis reactions are energy absorbing reactions.
Explanation:
Answer:
The answer to the statement is true.
Answer:
Three major hormones (PTH, vitamin D, and calcitonin) interact to maintain a constant concentration of calcium, despite variations in intake and excretion.
Explanation:
The second major hormone involved in the regulation of calcium metabolism and skeletal remodeling is vitamin D, which includes cholecalciferol (vitamin D3) of animal origin, as well as ergocalciferol (vitamin D2) of plant origin.
