Which two geologic features generally form after a glacier creates a moraine?
A. a till or horn
B. a lake or drumlins
C. a cirque or erratics
D. an esker or hanging valleys

Prompt compare the three types of volcanic mountains in terms of shape, type of eruption, and the minerals that make up the volcano

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

Everything that surrounds a particular organism