Because of surface tension, you can put things into a full glass of water and

the correct answer is:

a population changes in response to a change in the environment.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

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