Which of the following expresses why water is so important to living organisms? it assists organisms in releasing carbon dioxide. it assists organisms in breathing in oxygen. it assists organisms in obtaining certain dissolvable substances. it assists organisms in remaining disease free.

In a relatively small iguana population the allelic frequency is tracked for three generations. webbing is a recessive allele; no webbing is the dominant allele. during one very rainy spring and summer, a flood washes all the iguana without webbed feet out to sea. by the fall, and three generations later, you have the gene pool seen here.

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Contrast how pollination is different among gymnosperms and angiosperms.