In order for natural selection to occur which conditions are necessary?

A. No mutations

B. each organism born must survive

C. no variation

D. more born than can survive

The secretions of the gallbladder, liver, and pancreas enter the

What bond is the bond between two water molecules?

Which description of plant life portrays a climax community A) y'all mature trees B) hardy species are gat reproduce rapidly C) grasses and shrubs D) mosses and lichen I will reply to you if correct!

Explain the difference between weather amd climate

Biological evolution explains how complex life forms; A. Change gradually B. Change into plants C. Appear from nonliving molecules D. Transform into reproducing molecules

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.