Complementary DNA

C pairs with

• A

• T

• G

• C

Which letters are used to represent the base pairs of DNA? Check all that apply

• T

• F

• A

• C

• N

Which shows the correct complementary base pairing for DNA?

• C-A, T-G

• A-G, C-T

• C-G, U-A

• T-A, G-C

The two strands of nitrogenous bases in DNA are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Tags

NGSS.HS-LS1-1

X outlines a(n) ___________.

• amino acid

• nitrogen base 

• nucleotide

• nitrogen base pair

Tags

NGSS.HS-LS1-1

If a DNA molecule consists of 29% Guanine, how much cytosine will it contain?

• 29%

• 58%

• 21%

• I have no idea.

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases

• the order (sequence) of the nitrogen bases

• the color of the nitrogen bases

• the frequency (number) of nitrogen bases

Tags

NGSS.HS-LS1-1

What is complementary DNA (cDNA)?

• A type of DNA synthesized from a messenger RNA template

• A segment of DNA that is complementary to a given DNA sequence

• A DNA sequence that codes for a protein

• A DNA molecule that is identical to RNA

Which enzyme is used to synthesize complementary DNA (cDNA) from an RNA template?

• DNA polymerase

• RNA polymerase

• Reverse transcriptase

• Ligase

In the context of complementary DNA, what does the term 'reverse transcription' refer to?

• The process of synthesizing RNA from a DNA template

• The process of synthesizing DNA from an RNA template

• The process of replicating DNA

• The process of translating RNA into protein