Astudent reported that a limp stalk of celery became crisp when placed in ice water if a hypothesis is shown to answer several different natural phenomena or supported by other evidence it can be reconsidered to be a ?

a theory a law a scientific thesis an observation

Provide one reason why mitosis occurs.

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees

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 .