Which of the following processes does the body NOT use protein to perform?

A.

repairing muscles

B.

producing hormones

C.

making hemoglobin

D.

creating amino acids

Why do you think a messenger is needed to complete protein synthesis?

What best describes the fossil record?

Which of these is not a response of internal stimuli? A) eating when hungry B) breathing hard when exercising because of a drop in oxygen levels C) wearing sunglasses to protect eyes from UV rays D) drinking when thirsty

8. Which feature of water explains why water has a high surface tension? A. water is the universal solvent and dissolves other molecules B. water is a thermal mediator and resists changes to temperature C.

What is the difference between heterozygous and homozygous individuals? What is the difference between heterozygous and homozygous individuals? Heterozygotes carry two copies of a gene while homozygotes only carry one.

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.