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101 What is the function of DNA polymerase during replication?

A: Unwinds the DNA

B: Synthesizes new RNA strands

C: Adds nucleotides to the growing DNA strand

D: Joins Okazaki fragments

Genetics MCQ
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102 Which enzyme is responsible for unwinding the DNA double helix?

A: Helicase

B: DNA polymerase

C: Ligase

D: Topoisomerase

Genetics MCQ
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103 How does compartmentalization affect gene expression in eukaryotic cells?

A: It has no effect

B: It allows simultaneous transcription and translation

C: It enables more complex regulation

D: It decreases regulation capability

AP Biology MCQ
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104 What role do vacuoles serve in plant cells?

A: Energy production

B: Storage and maintaining turgor

C: Protein synthesis

D: Cellular respiration

AP Biology MCQ
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105 What is a characteristic feature of chloroplasts?

A: They contain ribosomes

B: They are involved in respiration

C: They contain chlorophyll

D: They have a single membrane

AP Biology MCQ
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106 Which compartment is primarily involved in lipid synthesis?

A: Rough endoplasmic reticulum

B: Smooth endoplasmic reticulum

C: Golgi apparatus

D: Lysosomes

AP Biology MCQ
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107 How does compartmentalization improve metabolic efficiency?

A: By increasing cell size

B: By allowing simultaneous reactions

C: By slowing down reactions

D: By reducing enzyme activity

AP Biology MCQ
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108 What is the main function of the Golgi apparatus?

A: Lipid synthesis

B: Sorting and packaging proteins

C: Cellular respiration

D: Photosynthesis

AP Biology MCQ
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109 Which of the following organelles contains its own DNA?

A: Golgi apparatus

B: Endoplasmic reticulum

C: Mitochondria

D: Peroxisomes

AP Biology MCQ
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110 What is the role of lysosomes in a cell?

A: Protein synthesis

B: Breakdown of waste materials

C: Photosynthesis

D: Lipid storage

AP Biology MCQ
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