Scientists use tissue cultures to study possible medicines that can be used to treat cancer patients. what is one benefit of this procedure?
a.) patients do not receive harmful or ineffective medication.
b.) the cultured cells are not in their normal environment.
c.) doctors know how to treat all types of cancer.
d.) one tissue culture can be used for all cancer patients.
A.) Patients do not receive harmful or ineffective medication.
the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.