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Laabri

Copy of MOD Enzymes Quiz Review (8/11/2025) (5/2/2026)

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Last updated about 2 hours ago
15 Nsɛmmisa
CER Practice
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Enzymes Quiz Review
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Raw shrimp and fish can contain bacteria, including disease causing bacteria. These bacteria, like all living organisms, contains proteins. Remember proteins are vital to the health and functioning of the organism. Ceviche is a dish were raw shrimp and fish are soaked in lemon or line juice, which has a very low pH, for many hours.

Explain why it is safe to eat ceviche.

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Identify each statement about enzymes below as being true or false.

True

False

Enzymes are a special type of protein.

Enzyme have active sites that are specific in shape.

Enzymes can be denatured by temperature or pH.

Enzymes that are denatured can work optimally.

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

In order for a substrate to bind with an enzyme, they need:

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Enzymes catalyze (speed up) reactions by activation energy.

Mmuae Afoforo a Wobɛpaw:
increasing
not changing
decreasing
Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Identify the optimal temperature of the enzyme below.

Select your answer on the number line.

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

The enzyme Lipase works optimally at a pH of . This pH would mean the enzyme Lipase is found in the .

Mmuae Afoforo a Wobɛpaw:
7
intestines
stomach
3
Asemmisa {{asɛmmisaAhyɛnsode}}
7.

The enzyme Sucrase works optimally at a pH of . This pH would mean the enzyme Sucrase is found in the .

Mmuae Afoforo a Wobɛpaw:
intestines
7
stomach
3
Asemmisa {{asɛmmisaAhyɛnsode}}
8.

The enzymes graphed below are digestive enzymes found inside of the human body.

At what temperature would both of these enzymes function optimally?

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

The optimal pH for enzymes in the stomach is . The enzymes in the human body function optimally at a temperature of, and it would function best in the

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

When an enzyme is denatured...

Asemmisa {{asɛmmisaAhyɛnsode}}
13.

If Enzyme A was placed into an environment with a pH of 8, which of the following would most likely occur?

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

The animation below shows a molecule called an inhibitor acting on an enzyme.

Which of the following best describes the effect of inhibitors on enzymes?

Asemmisa {{asɛmmisaAhyɛnsode}}
15.

When people eat undercooked chicken, they are at risk for contracting salmonella poisoning, a disease caused by the Salmonella bacteria. Symptoms include diarrhea, fever, stomach cramps, nausea, vomiting, chills, headache, and blood in stool. The CDC advises cooking chicken to the proper internal temperature to kill the bacteria inside of the food and avoid getting sick.

Why does heating your chicken to the proper temperature kill the Salmonella bacteria?