Sketch what you observe when examining the hay infusion using the low-power lens and the high-power lens.

The "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. With the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. However, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

gold i'm pretty sure i might be wrong