Dopamine is a neurotransmitter that causes the brain to feel happy. certain drugs stop the synapses from removing neurotransmitters. when these drugs cause an increase in the amount of neurotransmitters in the synapses, which response would be increased?

a: sleepiness
b: happiness
c: blood production
d: alertness

Asap what occurs after cytokinesis is completed at the end of meiosis 1?

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d