What is the difference between xylem and phloem?

Why is the carbon cycle important?

Which of the following types of neurons are replaced throughout adult life? A) retinal ganglion cellsB) auditory outer and inner hair cellsC) retinal bipolar cellsD) olfactory receptor cells

How do mutations enter the gene pool? Why are they important to natural selection?

What is principal of horizontality

Deposition takes place when

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.