Which of the following cells shows the presence of a nucleus?
prokaryotic cell
eukaryotic cell
both prokaryotic and eukaryotic cell

What effect does plate tectonics have an organic evolution

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

Explain why the plants cortex would serve as the best food source for animals