Match the properties with analog signals or digital signals Does not travel through the air continuously
Carries information by copying an original sound
Travels through the air continuously
Carries information by changing the sound tozeroes and ones
(it’s either digitalis sounds or analog signals for the drop down menus)

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

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

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?