Cell wall and cell membrane diffrentiate

Mountains are usually formed by: movement of the earth's crust volcanic explosions placement of eroded land weathering away of land

What does biotic and abiotic mean? (in science) ?

An astronomer has proposed a new theory about the evolution of the universe. What is the next step that the astronomer should take to make his theory reliable? A. allow other scientists to repeat the experiments to verify the results B.

Where does the energy come from to produce new molecules?

What grouping has the least complex body plan

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.