Risk factors that you can control are called , while those you can't control are called .A. modifiable determinants; non-modifiable determinantsB. health choices; modifiable determinantsC. non-modifiable determinants; health choicesD. non-modifiable determinants; modifiable determinants

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 greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?