Many mammals, such as dogs and cats, release which can stimulate a behavioral response in another mammal of the same species.
a.
hormones
b.
testosterone
c.
pheromones
d.
androstenone

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.