Any smaller shape found in the cell, which has a particular job to do, is known as a(n) A lysosome or vacuole are both examples of this

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

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary