Cell Structure and Function MCQ Quiz: GKFix - Bridge of Knowledge - Page 114

Question 566

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Which stage of the cell cycle involves DNA replication?

G1 phase
G2 phase
M phase
S phase

Question 567

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Which part of the chromosome initiates movement during cell division?

Telomere
Kinetochore
Chromatid
Centromere

Question 568

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What is the approximate length of DNA in a single human cell?

Approximately 1 meter
Approximately 10 meters
Approximately 20 meters
Approximately 2 meters

Question 569

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What is the role of non-histone proteins in chromatin?

Provide energy for replication
Degrade old DNA
Replace histones completely
Regulate gene activity and chromosome structure

Question 570

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What is the function of histones in chromatin?

Promote DNA degradation
Facilitate RNA translation
Help in DNA packaging
Inhibit DNA replication