For diffusion to occur, which condition must be met? A concentration gradient must exist. A hypotonic external environment must exist. A hypertonic external environment must exist. Dynamic equilibrium must exist.

Nteractions between organisms and their environment impact the organism’s overall population. oahu amakihi and kauai amakihi are two closely related species of hawaiian honeycreepers. they have a common ancestor, eat small insects and nectar, and like to nest in koa trees. however, one species is found on the island of oahu, and the other is found on the island of kauai. which concept shows the relationship between oahu amakihi and kauai amakihi?

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

Which of the following is an advantage of solar energy?