HURRY NEED HELP!! Which option distinguishes what most likely sickened Shailee in the following scenario?

Shailee bought ground beef, pasta, and tomato sauce, and made spaghetti for dinner that evening. She woke up
in the middle of the night and began to vomit.

A. The meat she bought was spoiled
B. The meat she bought was sitting out too long
C. The meat she bought was not processed properly
D. The meat bought was unpasteurized

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 ingredients of oobleck?

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?