The chromosomes line up at the equator of the cell

ATI RN

ATI RN Test Bank

The chromosomes line up at the equator of the cell during of mitosis.

A. anaphase B. telophase C. prophase D. metaphase

Correct Answer: D

Rationale: Chromosomes align at the equator during metaphase.

Atoms can bond with each other to form a chemical 'unit' called a(an)

A. molecule B. electron C. attraction D. inorganic matter

Correct Answer: A

Rationale: A molecule is a group of bonded atoms forming a distinct chemical unit.

What type of substances will dissolve in water?

A. Non-polar molecules only B. Polar molecules only C. Non-polar molecules and ions D. Polar molecules and ions

Correct Answer: D

Rationale: Water dissolves polar molecules (e.g., sugars) and ionic compounds (e.g., NaCl) due to its polarity.

A polymer is a large molecule composed of smaller subunits called:

A. buffers B. macromolecules C. monomers D. monosaccharides

Correct Answer: C

Rationale: Polymers are built from repeating monomers (e.g., amino acids in proteins).

Which of the following is NOT a function of lipids in the body?

A. insulate against heat loss B. provide long-term energy storage C. form part of the cell membrane D. provide genetic information

Correct Answer: D

Rationale: Genetic information is provided by nucleic acids, not lipids.

$89/ 30 days

$150/ 90 days