What is Mitochondria used for

Which measure of an earthquake depends on how close you are to the focus?

Examine the air pressure map. which type of line is shown on the map?

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.