2) DNA molecules during replication But
before replication can begin, an enzyme called
A)
helicase, split open the DNA
B) DNA primase, split open the DNA
G
DNA polymerase march nitrogen bases
D)
Ligase, insert the correct nitrogen bases

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

Explain why the plants cortex would serve as the best food source for animals

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.