What is DNA polymerase able to do so that mutations are avoided during replication? repair the DNA ​

add more codes

encode a message

repair itself

How many types of rock can form from the rock cycle

Why do we perceive objects as retaining their brightness under different lighting levels?

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)