The remora attaches itself to sharks by means of its –like mouth. it gets free transportation and protection and also the remnants of food material that escapes the shark's mouth. the shark does not benefit and is not harmed in any way by the remora. what kind of interaction do the remora and the shark demonstrate? a. commensalism
b. parasitism
c. mutualism

How do accessory pigments chlorophyll?

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.