All of the following are true facts about enzymes excepta)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.

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth