Question 1

What is the structure of DNA?

Accepted Answer

Double helix

Answer

Triple helix

Answer

Single strand

Answer

Spiral strand

Question 2

Which nucleotides make up the structure of DNA?

Accepted Answer

A, T, C, G

Answer

A, G, C, T

Answer

A, T, U, G

Answer

C, G, U, T

Answer

A, C, G, T

Question 3

What is the function of DNA in cells?

Accepted Answer

Carries genetic information

Answer

Regulates cell division

Answer

Synthesizes proteins

Answer

Facilitates cellular respiration

Answer

Produces energy

Question 4

Which scientist(s) is credited with discovering the structure of DNA?

Accepted Answer

James Watson and Francis Crick

Answer

Gregor Mendel

Answer

Thomas Morgan

Answer

Linus Pauling

Answer

Rosalind Franklin and Maurice Wilkins

Question 5

What is the function of DNA polymerase in DNA replication?

Accepted Answer

To synthesize new DNA strands

Answer

To unwind the DNA double helix

Answer

To transcribe DNA into RNA

Answer

To repair damaged DNA

Answer

To package DNA into chromosomes

Question 6

What is the function of the RNA primase enzyme in DNA replication?

Accepted Answer

To create RNA primers

Answer

To proofread and repair DNA strands

Answer

To remove RNA primers

Answer

To unwind the DNA double helix

Answer

To separate the DNA strands

Question 7

What is the complementary base pairing rule in DNA?

Accepted Answer

A pairs with T and C pairs with G

Answer

A pairs with G and C pairs with T

Answer

A pairs with U and C pairs with G

Answer

A pairs with T and G pairs with C

Answer

A pairs with C and G pairs with T

Question 8

What is the function of DNA helicase during DNA replication?

Accepted Answer

To unwind the DNA double helix

Answer

To synthesize new DNA strands

Answer

To proofread and correct errors in DNA

Answer

To repair damaged DNA

Answer

To package DNA into chromosomes

Question 9

Which enzyme is responsible for joining together the Okazaki fragments during DNA replication?

Accepted Answer

DNA ligase

Answer

DNA helicase

Answer

DNA polymerase

Answer

DNA gyrase

Answer

RNA primase

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