How does current affect biodiversity in rivers and streams?
a. it prevents bacteria and algae from living in rivers and streams.
b. it causes a decrease in biodiversity by preventing organisms from remaining in rivers and streams.
c. it mixes the nutrients for plant and animal use and determines location of organisms.
d. it has no affect on biodiversity.

The answer to this question is definitely c. It mixes the nutrients for plant and animal use and determines location of organisms. hope i helped!

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a