Vaccines are used to prepare the body to respond to a specific pathogen by A) inhibiting antigen production
B) inhibiting the production of white blood cells
C) stimulating antibody production
D) stimulating red blood cell production

Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.

Northern switzerland has a fairly cold climate caused by sea winds from the atlantic ocean but souther switzerland tends to be much warmer and sunnier, what could cause this difference?

Prokaryotic and eukaryotic cells are different in many ways other than the presence or absence of a nucleus. if both archaebacteria and eubacteria are prokaryotic cells, then why are archaebacteria more closely related to eukaryotic cells than they are to eubacteria?