B. carbon
Carbon is a key element found in all carbohydrates, lipids, proteins and nucleic acids
The correct answer is C= I think so
Answer:
The nervous system is responsible for the control and communication among the body.
Answer:
Regulation of intake is governed by thirst receptors that pick up signals of dehydration and return the body to a rehydrated state.
Explanation:
The state of hydration in someone's body is given by the plasma osmolarity values (the ratio of solutes to water in blood plasma). After regular activities that involve the loss of water, such as urination and sweating, happen, the blood begins to concentrate and the osmoreceptors located in the hypothalamus are triggered to generate a response that leads to water intake.