Which of the following would NOT be found in the c

ATI RN

ATI RN Test Bank

Which of the following would NOT be found in the cytoplasm?

A. chromatin B. endoplasmic reticulum C. peroxisomes D. mitochondria

Correct Answer: A

Rationale: Chromatin is in the nucleus, not the cytoplasm; the others are cytoplasmic organelles.

Mitosis functions in:

A. growth B. spermatogenesis C. oogenesis D. B and C, but not A

Correct Answer: A

Rationale: Mitosis is for growth and repair; spermatogenesis and oogenesis involve meiosis.

If a cell has 46 chromosomes before mitosis, the two new cells will have chromosomes.

A. 23 B. 92 C. 46 D. 69

Correct Answer: C

Rationale: Mitosis maintains chromosome number; each daughter cell gets 46.

An atom of carbon has 6 protons, 6 neutrons and 6 electrons. What is the mass number of this isotope of carbon?

A. 6 B. 9 C. 12 D. 18

Correct Answer: C

Rationale: Mass number = protons + neutrons = 6 + 6 = 12 (carbon-12 isotope).

What type of bond is formed when two atoms share electrons unequally?

A. Hydrogen bond B. Ionic bond C. Non-polar covalent bond D. Polar covalent bond

Correct Answer: D

Rationale: Polar covalent bonds (e.g., H2O) have unequal electron sharing due to electronegativity differences.

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