Tom wants to put a heavy box into the back of a moving truck. He is not strong enough to lift the box into the truck, so he uses a ramp to slide it up instead. The ramp is as an inclined plane that

we would need to see the picture to answer it

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above