Which of these is an biotic factor?

Some forms of polyethylene are relatively soft, much like paraffin wax. other forms of polyethylene are very hard and rigid.

Place the following in order from smallest to largest. 1) cells 2) organs 3) macromolecules 4) organ system 5) tissues 6) organelles

Cells in a person's body obtain glucose from the digestion of.

Description of the four major macromolecules that make up all living things. list the monomers and polymers of each macromolecules.

Within the light-independent reactions, what can be said about the 3-carbon-atom molecules produced?

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.