Why do herbivores need nitrogen?

What is the role of water in the light reactions of photosynthesis?

A forest fire destroys an area. A small population of trees and a large population of birds are both affected. Which type of limiting factor causes this?

What isnt an example of symbiosis

What is the definition of niche? A. a unique role of an organism in its ecosystem B. a place where an organism lives and gets its resources C. a set of organisms working with each other and their environment

Black Fur (B) is Dominant over Brown (b). Short fur (F) is dominant over Long (f) A hamster that is homozygous for black, short fur is crossed with a hamster that is homozygous for brown, long fur.

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.