In a research study, the term “population” refers to: a: the group of participant volunteers that shows up on the day of the experiment.
b: the group of people the researcher draws his sample from.
c: the specific group of participants the researcher chooses to work with.
d: all of the researchers in a given field of study.

D

Explanation:

Population is generalized to all individuals.

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).

the answer is: trichonympha lives in the gut of termites and digests cellulose eaten by the termite.

this is an example of a symbiotic association of a protozoan with its mode of association.

hope i

-lavira: )