1. write the letters for each event in order from start to finish to show the correct sequence that demonstrates the process of natural selection. a. birds eat more light green beetles. dark green beetles live longer and reproduce more. b. a beetle is born with a variation it its color. it is dark green. c. over time, all beetles in the environment are dark green. d. a population of beetles is light green. they stand out against dark green leaves.

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

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

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups