In sexual selection, what are the beneficial traits? a. traits that are the extreme form
b. traits that are shown by genetically related organisms
c. traits that attract potential mates
d. traits that are the intermediate form

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's

not sure if this is what you'r looking for eubacteria and archaebacteria