A Medical Researcher Is Investigating the Chemical and Physical Properties

question 3

Multiple Choice

A medical researcher is investigating the chemical and physical properties of substance that she isolated from the surface of charcoal-grilled meat.When the scientist mixes a small amount of the substance with living human cells,the chemical causes the rapid breakdown of the cells' plasma membranes.She is able to prevent this reaction by adding vitamin C to the mixture of the substance chemical and cells.Based on this information,the scientist has

• A)isolated a potential treatment for cancer in charcoal-grilled meat.
• B)discovered that vitamin C is has pro-oxidant activity in-vivo experiments.
• C)conducted an in-vitro experiment under poorly controlled conditions.
• D)determined that the chemical isolated from charcoal-grilled meat is an oxidant.

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Definitions:

Respiratory Infection

An infection of the lungs, throat, airways, or sinuses, typically caused by viruses or bacteria, leading to symptoms like coughing and difficulty breathing.

Sleeping Difficulty

Problems with falling asleep, staying asleep, or achieving restorative sleep, impacting overall health and quality of life.

Myocardial Infarction

Commonly known as a heart attack, it occurs when blood flow to a part of the heart is blocked for a long enough time that part of the heart muscle is damaged or dies.

High-pitched Sound

A sound of higher frequency that may indicate a medical anomaly in the context of medical examinations.