You notice that water is running off the feathers of a bird in the rain. the reason is probably that the bird has coated the feathers with which keeps the water out of them.

If a set of instructions that determines all of the charactersitics of an organism is comparedto a book,and a chromosme is compared to chaper in the book,then what might be compared to a paragraph in the book?

Why is it important that fibrin is insoluble in water?

Identify the missing parts of the carbon cycle