To maintain homeostasis, the ________of hormones must be turned on and off as needed.
A: seduction
B: selection
C: secretion
D: sensation
A: seduction
B: selection
C: secretion
D: sensation
举一反三
- It is cold in the room. They ________ the heating. A: must have turned off B: must turn off C: can’t have turned off D: may turn off
- Hormones play important roles in maintaining homeostasis – fluid and electrolyte, aid-base and energy balances.
- It is cold in the room. They ____ have turned off the heating. A: must B: can C: mustn’t D: can’t
- All the lights before we left the office. A: has been turned off B: have turned off C: had been turned off D: had turned off
- Which of the following is not an accurate statement? A: Hormones are chemical messengers that travel to target cells through the circulatory system B: Hormones often regulate homeostasis through antagonistic functions C: Hormones of the same chemical class usually have the same function D: Hormones are often regulated through feedback loops