Bacteria have membrane bound organelles.

True

False

Pepsin is an antibacterial agent that kills some bacteria. Protease breaks down lipids into fatty acids and glycerol. Lipase breaks down proteins in the small intestine. Mucus protects the stomach lining from digestive secretions. a) trueb) false

How does natural selection affect population over time?

How do fossils relate to science?

Which type of mutation adds one or more base pairs? insertion substitution deletion

Why did a well-known pharmacologist refer to the recreational use of cocaine, crack cocaine, amphetamine, and methamphetamine as "the wild addictions"? Because, in comparison with all the other psychoactive substances, they:A.

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.