All of the following are true facts about enzymes except
a)
all living cells have enzymes.
b)
life would not be possible without enzymes.
c)
enzymes can speed chemical reactions by 100s to billions of times.
d)
there are a few types of enzymes, but they each perform many types of reactions.

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

What abo controlling alleles could kim give her child

Identify the examples in which sam interacts only with natural resources