Which of these events is a likely result of chemical water pollution?
A. Algae are killed by solvents that have runoff into a pond
B. Sediment particles floating in water clog the gills of fish
C. Rainbow trout disappear from a stream because of high water temperatures
D. Fish die from lack of oxygen due to an algal bloom

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

Why is it important that fibrin is insoluble in water?

When explaining dominant and recessive traits to a younger family member, they respond, "well chances are i can probably taste ptc, since dominant traits are more common." how might you address this misconception?