Biology Quiz Review Flashcards

Flashcards for Biology Quiz Review

What is a negative control?

A control that only contains the solvent and its reading is set at zero; it does not contain the solute being tested.

What is a positive control?

A control that includes a substance known to react in the experiment to ensure the experiment is working.

Can lipids be dissolved in water?

No, lipids cannot be dissolved in water.

Do single amino acids have peptide bonds?

No, single amino acids do not have peptide bonds.

What is Benedict’s test used for?

A test for reducing sugars.

What is the Sudan IV test used for?

A test for lipids.

What is the Iodine test used for?

A test for starches.

What is the Biuret test used for?

A test for peptide bonds.

What is the Dische diphenylamine test used for?

A test for DNA.

What are the main parts of an amino acid?

A central carbon bonded to one hydrogen, an amino group, a carboxyl group, and an R group.

What is hydrolysis?

The process of adding water to break down a molecule.