Niacin Can Be Obtained from Foods as the Vitamin Itself

question 22

Multiple Choice

Niacin can be obtained from foods as the vitamin itself (preformed niacin) or be synthesized

• A)from the B vitamin riboflavin.
• B)from the essential amino acid tryptophan.
• C)by bacteria in the large intestine.
• D)All of the choices are correct.

Distinguish between different types of plants (CS1U1B13S1U1B0, CS1U1B14S1U1B0, CAM) based on their carbon fixation strategies.

Understand the stoichiometry of reactions during photorespiration.

Describe the shuttle mechanism of molecules between the mesophyll and bundle sheath cells in C4 plants.

Predict the effects of atmospheric changes on plant competition and growth.

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Definitions:

Disinfectant

An agent that destroys all microorganisms.

Hepatitis A

A highly contagious liver infection caused by the hepatitis A virus, typically transmitted through ingestion of contaminated food or water.

Alcohol-Based

Refers to products, particularly sanitizers or disinfectants, that contain a significant percentage of alcohol to kill bacteria and viruses.

Washing Hands

The act of cleaning one's hands with soap and water or an alcohol-based hand rub to reduce the spread of germs and prevent infections; a rephrased definition of Hand Hygiene.