Which of the following would most likely describe a cell that is involved in the efficient diffusion of nutrients from the digestive system? *

large with a sturdy cell wall

small, oblong and flat

large and cube-like

1. what are some of the challenges in determining the time of death using insects? type your response here in paragraph form (at least 5-7 sentences):

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

The instructions for making proteins come originally from