Jennifer is studying the way cats learn to associate the sound of a can opener with food. In order to create the association in the cats, what is the minimum amount of time that should occur between using the can opener and presenting the food?

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.

to defend?

explanation:

plants absorb water from the soil by osmosis. root hair cells are adapted for this by having a large surface area to speed up osmosis. the absorbed water is transported through the roots to the rest of the plant where it is used for different purposes: it transports dissolved minerals around the plant.