The diagram below represents four organisms green plant fungus spider (not drawn to scale) how many of the organisms represented are multicellular? (3) three (1) one (4) four (2) two bird

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

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

What maintain homeostasis when a persons internal body temperature is 97.5°f