In most cases, a multicellular organism is not an exact copy of its parents because it .
A.
does not inherit genes from either of its parents
B.
inherits genes from its siblings as wells as its parents
C.
inherits genes from both of its parents
D.
inherits genes from only one of its parents

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 of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

When ash and dust begin to settle on the ground, they eventually become compacted by