This is one little meteorite hit. Imagine something bigger ;)

In order to clone adult animals, scientists typically begin with a(n)

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 .

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?