The theory of endosymbiosis suggests that

1 point
a.
a primitive eukaryote cell entered a prokaryote cell and began to live as one

b.
organic compounds mixed together to form the first cells

c.
a primitive aerobic prokaryote was engulfed by a larger anaerobic prokaryote

d.
eukaryotes splitting off from one another to create new cells

it's the cell cycle, but cytokines is when the cell divides.

theres 3 stages interphase,mitosis,and cytokines.

interphase prepares the cell for division.

mitosis is the process of dividing the cell,it has 4 parts interphase,anaphase,metaphase,and telophase.

lastly there's cytokines,that's when the cell divides into 2 daughter cells

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.