Which of these neurotransmitters works to inhibit body processes, affect our moods, and us fall asleep?
a. endorphins
b. serotonin
c. dopamine
d. noradrenaline

Plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.