Fleas are small, wingless insects that live on the bodies of mammals such as dogs, cat, and humans. they feed on the blood of these mammals. what type of relationship between fleas and mammals?

Give an example of a trait that is controlled by more than one gene.

The small molecule cyclic amp (camp) takes about 0.2 second to diffuse 10 μm, on average, in a cell. suppose that camp is produced near the plasma membrane on one end of the cell; how long will it take for this camp to diffuse through the cytosol and reach the opposite end of a very large cell, on average? assume that the cell is 200 μm in diameter.

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2