The correct answer is allele.
I hope I helped!
I would recommend to move the slide away from the end of the viewing part of the microscope, so that if the lab partner were to adjust too much, that the viewing part of the microscope wouldn’t collide and passively crack the slide.
As far as I know, radioactive dating is the measure of radioactive substances in a fossil or something. Like the fossils have a radioactive substance in them, it is the only thing that can show how long the fossils been aging, therefore being able to show the date. And thats how radioactive dating works, and that is how a paleontologist uses it
Is there a photo to go with this question? if not, the answer is that they all carry life