An important feature of modern classification systems is that they?
a)apply only to organisms that are alive today
b)group organisms that live in the same habitat
c)can incorporate new scientific discoveries
d)can predict the discovery of new species

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Which identifies the main purpose of biological taxonomy?

1. an enzyme is considered a(n) because it speeds up a chemical reaction without being used up.2. in a catalyzed reaction, a reactant is often called a(n) . an enzyme is specific because the shape of its matches only particular reactants.4. an enzyme speeds up reactions by lowering the . the between an active site and its substrate often strains bonds and the reaction proceed.6. a( , which is often a vitamin, binds to an enzyme and plays a role in catalysis.7. high temperatures or changes in ph can an enzyme, causing it to lose its shape and biological activity.