Which structures allow oxygen to move from the lungs into the bloodstream?

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. chinchilla x albino a) all chinchilla b) 1/2 chinchilla, 1/2 albino c) 3/4 chinchilla, 1/4 albino

The distribution of related animals and plants across the world

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?