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12th CBSE
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Important Questions on Molecular Basis of Inheritance

HARD
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 20
Retroviruses have no DNA. However, DNA of the infected host cell does possess viral DNA. How is it possible?
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 21
Name the transcriptionally active region of chromatin in a nucleus.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 22
How does a degenerate code differ from an unambiguous one?
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 23
Write the function of RNA polymerase II.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 24
Write the dual purpose served by deoxyribonucleotide triphosphate in polymerisation.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 1
What do you understand by the antiparallel arrangement of DNA strands?
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 2
Why replication is not continuous on the DNA template with 5’ → 3' direction?
HARD
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 6 - Molecular Basis of Inheritance>TEST QUESTIONS>Q 3
If DNA is damaged due to mutations, can it be repaired by DNA polymerase? How?