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.

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u.s. fish and wildlife service

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.