A protist has a nucleus inside of it to make it a Eukaryote, if it had no nucleus it would be consider a Prokaryote
24 x 10 to the 8th power. Sorry I don't know how to do the exponents on here
To much gas has build up in them? I guess
<span> the sea floor is youngest near a mid </span>
<span>ridge and farther away.
i think this is the answer</span>
Answer:

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.