Large polysaccharides generally have one of two functions as a very strong structural component of a cell and as a storage molecule for readily accessible energy. There are also two primary energy-storage polysaccharides. What are they?

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 situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

During convection, less dense fluid rises and denser fluid sinks.