Question

DNA and RNA are nucleic acids that have different structures and functions.

Part A: Give two differences between the structure of DNA and RNA.



Part B: Using the segment of DNA shown below, write the complementary mRNA strand.

DNA sequence
ACTGGGCGAGTT

Part C: Explain what a deletion of one base in the original DNA, a frameshift mutation, causes in the newly synthesized protein.

Answer 1

Part A:

DNA- contains Thymine

- pentose sugar is deoxyribose sugar

- has a double helix strand

RNA- contains Uracil

- pentose sugar is ribose sugar

- is single stranded

Part B:

UGACCCGCUCAA

Part C

A different protein will form