Compare and contrast red blood cells white blood cells and platelets

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes