How do fossil fuels contribute to air pollution?

a. releasing carbon dioxide into the air
b. recycling oxygen
c. by reversing the greenhouse affect
d. releasing nitrogen into the air

How is mitosis different in plants and animals? a. in animals, the cell membrane pinches together. b. in plants,the dna is one circular chromosomes. c. in plants, there are no sister chromatids. d. in animals, a new cell wall forms.

Plants that have reproductive structures called cones are?

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?