S10 Biol (2) - DNA processes

Which of the following is an RNA base not found in DNA?

• A

• C

• T

• U

mRNA is described as a ___ molecule

• Double stranded

• Single stranded

DNA is changed to RNA during

• Transcription

• Translation

• Transduction

• Transformation

RNA is changed to amino acids during

• Transcription

• Translation

• Transformation

• Transduction

The section before the gene that attracts the special enzymes is called the

• Promoter

• Start codon

• Chromatin section

• Helix

What does tRNA stand for?

• Translation RNA

• Transcription RNA

• Transfer RNA

• Transformation RNA

True or false: DNA is more stable than RNA

• True

• False

RNA isn't kept in the cell for long because

• The cell may need to change in response

• RNA is unstable before it is changed back to DNA

• RNA is often unneeded in the cell

• Cells have not evolved properly

Codons are sections that are ___ bases long

• 1

• 3

• 4

• 64

Translation occurs at the

• Ribosome

• Nucleus

• Mitochondria

• Chromosome