Predator prey relationship, is just basically when the predator eats the prey. Like for example if cheetah eats the zebras, through time zebras can become less of a population. But then think of this, if there was NO prey zebras could over populate and there may not be enough places for them to live or enough food. Hope that helped...
Cytosine binds with guanine, therefore there will be the same percentage of guanine nucleotides as cytosine.
100-38-38 is 24% adenine and thymine
24/2=12%thymine
You did not put any choices, but ribosomes and the Rough endoplasmic reticulum (RER) are both responsible for protein production.
Since multicellular means having more than one cell, dinosaurs were multicellular.
B because there is gonna be a predator eating the primary resource so it would be B