Sea-floor spreading adds about 2.5 cm of new material to iceland each year. how much wider will iceland be in 150 years? give your answer in meters

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 is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)

If there is another new infectious disease somewhere in the world, what do you think canadian officials should do