Select the correct type of active transport for the description (select all the apply). Protein Pump Endocytosis Exocytosis
Requires energy
Requires proteins to help with transport
Can move molecules into the cell
Moves large molecules outside the cell
Requires vesicles to help with transport
Requires energy
Requires proteins to help with transport
Can move molecules into the cell
Moves large molecules outside the cell
Requires vesicles to help with transport

Compare and contrast nutrient limitation in soil vs. nutrient limitation in aquatic ecosystems

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

How does an angiosperm prevent self pollination