Dr. Lange discovers a colony of bacteria living in an
extremely acidic environment. While observing the colony,
she finds that the bacteria are autotrophs
Which best describes the bacteria discovered by the
scientist?
They are probably archaebacteria because they are
autotrophs
They are probably eubacteria because they are
autotrophs
They are probably eubacteria because the colony lives
in an extreme environment
They are probably archaebacteria because the colony
lives in an extreme environment.

1. environmental factors, such as ph and temperature, can affect the function of an enzyme. a. true b. false 2. which of the following is an organic molecules (ex. vitamins) that an enzyme? a. coenzyme b. product c. active site d. substrate 3. how do enzymes effect the speed of a chemical reaction? a. they speed it up b. they slow it down c. they have no effect on the speed of a reaction 4. during a chemical reaction, an enzyme is used up so that it can only be used one time. a. true b. false 5. which of the following results from a chemical reaction that is catalyzed by an enzymes? a. active site b. product c. substrate d. coenzyme

Which of the following statements is true of cells

Which is not displayed on the graph