Which cells does hiv attack? - the cells of the immune system - bacterial cells invading the body - the cells of the liver - the cells of the mucous membranes

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes

What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele

Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b.through genes c. through seasonal cycles d. through hibernation