1..Why do organisms need
perform respiration?

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Identify the composition of oceanic and continental crystal rocks. in a model of earth’s interior, where would these rocks appear?