15 minuet time ! mutations are avoided during replication because dna polymerase is able to blank space repair itself repair the dna encode a message add more codes

Witch type of microscope is used to view very small cell components like proteins and dna?

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -