Astatic character
has only one or two developed traits
is not influenced by events around him
changes, or grows, according to the occurrence in his life\

What are two ways in which waves erode the land?

Animal bodies (and even plant bodies for that matter) are complex enough that life couldn't exist without enzymes. enzymes are usually large, complex biological catalysts that are expensive to make. enzymes speed up the rate of chemical reactions without being used up during the reaction (they can be reused many times). they are highly specific in the reactions they regulate. knowing what enzymes are and how they function, why does this explain why complex life forms could not exist if there were no enzymes.

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256