What is electricity ? a. the orbit of electrons around a nucleus b. the flow of positive electric charge c. the flow of negative electric charge d. the flow of electric charge

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Mr. olajuwan was in a horrific snowmobile accident. afterwards he had trouble walking and he had a loss of balance. which of the 4 major brain region was probably demaged

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna