The average distance between earth and the sun is known as a(n)

a. light-year
b. astronomical unit
c. big bang
d. aphelion

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.

18. how do the cells in meiosis differ from the cells in mitosis?

What household products contain algae?