Predation and parasitism are similar because in both predation and parasitism - both organisms are harmed in some way.
one organism is harmed while the other benefits.
one organism is neither harmed nor benefits.
both organisms receive a benefit.

In which of the following ways is the function of the surface of a microsphere similar to the function of an actual cell membrane? a.both make it possible for the conditions in the interior to be different from the conditions outside. b.both provide a barrier that keeps water from flowing across it so the interior remains dry. c.both separate the rna that forms in the interior from any rna that might form in the environment. d.both can actively move molecules into the interior or out into the surrounding environment.

Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.

What element is able to combine with itself and hydrogen to form large molecules ?