What is taxonomy? a. the scientific study of how living things are classified b. the name of aristotle’s classification system c. the process used by geologists to classify rocks d. the process of observing an organism’s behavior select the best answer from the choices provided

answer: - b cells

explanation: -

so, the b cells mediate their action by identifying the antigens present on the surface of the pathogens and then producing antibodies in return to mediate its effect.

airlines i think? or a cruise boat? does this work out for u? ?

the statements that apply here about binary star system are

"have stars that might appear to wobble"

"often have one star that is brighter than other"

a binary star is a star system consisting of two stars revolving around their common barycenter. systems of two or more stars are called multiple star systems.