Answer is B
a eukaryote is any cell that contains a nucleus
Answer:
The used up all their resources too fast and weren't able to regrow them in time; they eventually basically killed each other off.
Explanation:
Answer:
A woody structure.
A single trunk.
The ability to grow tall.
The ability to increase in all dimensions.
Explanation:
A thicker atmosphere, which would scatter more sunlight, make the sky look bluer and lower the air temperature.