Dna replication results in two identical dna molecules. what role do dna helicases have in dna replication?

Scientific evidence is most likely to be consistent if it is based on data from

What organs comprise the respiratory system of a bird

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.