Cell Walls Are Not Found on Typical Cells of

question 45

Multiple Choice

Cell walls are not found on typical cells of

• A)protozoa.
• B)algae.
• C)fungi.
• D)bacteria.
• E)All of the choices are correct.

---

Definitions:

Nitrile

Organic compounds that contain a cyano group (-C≡N) attached to an alkyl group, used in the manufacture of rubbers, resins, and pharmaceuticals.

Amide

Organic compounds characterized by a carbonyl group attached to a nitrogen atom, often found in proteins and other important biological molecules.

Stereochemistry

An area of chemistry concerned with the three-dimensional arrangement of atoms in molecules and its impact on their chemical reactions and properties.

Esters

Organic compounds derived from carboxylic acids where the hydrogen in the hydroxyl group is replaced by an alkyl or aryl group, often responsible for the aroma of fruits.