How are photosynthesis, cellular respiration, and mitosis all related (tree for an example)

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction

What processes take place before the mature mrna exits the nucleus?

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?