Mutation, genetic combination, and gene flow all add what to a population?

A.) genetic variation

B.) genetic uniformity

C.) evolution

D.) natural selection

Select all that apply. What do glucose, starch, and cellulose have in common? They are various forms of sugars. They are various forms of proteins. They are all carbohydrates. They are all used by plants in some way.

America does not embrace community theatre and looks down on it. a. True b. False

How are the circulatory systems in animals and plants alike? A. All plants and animals have a heart. B. Their circulatory systems move blood throughout the organism. C. Their circulatory systems transport nutrients to cells. D.

The term "hearing impaired" is preferred by most deaf adults. true false

Emerald is very expensive and amethyst is not, can you explain why?

How do nanoparticles of air pollution get into the brain?

How do lucfierace enzyme speed up the chemical reaction?

It is possible for an organism to do everything well. True False

Which of the following material has the highest electrical conductivity? Wood Clay brick Iron Aluminum Copper Nickel

Which of the following can cause excess growth of algae in water? 1) large amounts of fecal coliform 2) high nitrate content 3) high phosphate content 4) All of the above