Which type of social group serves as a standard of comparison for people who want to join that group? a. in-group b. primary group c. reference group d. secondary group

the answer is going to bee B

permafrost layer, it exists beneath a layer of soil, rock or sediment.

answer; the smaller of the two reciprocal products of translocated chromosomes is lost; after several cell divisions, only the larger of the two translocated chromosomes remains,its reciprocal is lost;