Select all that apply. what is the difference between dna and rna?
a. dna is a protein and rna is a nucleic acid.
b. dna uses deoxyribose and rna uses ribose.
c. dna has adenine and rna has thymine.
d. dna has thymine and rna has uracil.

Photosynthesis converts solar energy into what type of energy?

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

Draw the farm's ppf for corn and beef. draw a point that shows an inefficient combination of corn and beef. label ita. draw a point that shows an unattainable combination of corn and beef. label itb. draw a point that shows an efficient combination of corn and beef. label itc.