DNA and RNA

Practice Questions

Biochemistry › DNA and RNA

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1

The backbone of a strand of DNA is comprised of which of these?

2

Which of the following statements about B DNA are incorrect?

3

Two strands of DNA were isolated from a solution, named DNA-1 and DNA-2. DNA-2 was found to have a higher melting point (temperature at which the two strands break apart). What can we conclude about the two strands' nucleotide composition?

4

The role of small nuclear RNA (snRNA) is to __________.

5

A histone is mutated so all lysine residues are changed to glutamate. What effect will this mutation have?

6

What is the role of microRNA?

7

1. chromosome

2. solenoid

3. nucleosome

4. radial loop

5. base pair

6. nucleotide

Place the above structures in order from smallest to largest.

8

In eukaryotes, the TATA box and/or Hogness box found on DNA are __________.

9

Which of the following statements about RNA is false?

10

Primase is needed for which of the following?

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