With two coins, both coins are tossed 100 times. how many times do you expect to get 2 heads? how many times do you expect to get 2 tails? how many times do you expect to get one head and one tail?

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 .

If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because

Which describes the habitat of a frog?