TBLSA Individual Lab Concept Assessment

Front

What is the positive control for a starch test?

Back

5 drops starch and 2 drops Iodine.

Front

What are lipids made of?

Back

Glycerol and fatty acids.

Front

What does a positive result in Benedict's test indicate?

Back

The solution has glucose.

Front

Which reagent is used to test for proteins?

Back

Biuret.

Front

What macromolecule is associated with glycerol and fatty acids?

Back

Lipids.

Front

What is the function of Iodine in biological tests?

Back

Iodine is used to test for the presence of starch.

Front

What is the main characteristic of carbohydrates?

Back

They are made of sugar molecules and provide energy.

Front

What color indicates a positive result in Benedict's test?

Back

A color change to red, orange, or green indicates the presence of reducing sugars.

Front

What is the role of proteins in the body?

Back

Proteins serve as enzymes, structural components, and signaling molecules.

Front

What is the primary function of lipids?

Back

Lipids store energy and make up cell membranes.