Protein Synthesis & Mutation Review

The process represented in the diagram produces a molecule that is complementary to the

template strand of DNA. What type of molecule is produced?

• New DNA

• Polypeptide

• Messenger RNA

• Carbohydrate

Characteristics such as a widow’s peak or attached earlobes are determined by the genetic code. Which components of DNA are referred to as the genetic code?

• Phosphate groups

• Nitrogenous bases

• Deoxyribose sugars

• Hydrogen bonds

Which of these changes to the DNA triplet 3’ GCT 5’ will affect the protein produced?

• GTT

• TCT

• TCC

• GCA

What type of mutation is depicted in this sequence?

• Substitution

• Insertion

• Deletion

• Frameshift

How is information for a specific protein carried on the DNA molecule?

• As a sequence of nucleotides

• In the double-helix shape of the condensed chromosome

• In the ratio of adenines to thymines

• As a pattern of phosphates and sugars

Which of the following proteins code for the mRNA sequence? AUGGUUAAACGACAAUCC

• Val, Lys, Phe, Gly, Ser

• Met, Asp, Phe, Ala, Arg

• Met, Val, Lys, Arg, Gln, Ser

• Ile, Gln, Lys, Asp, Gly, Leu, Ser

What is a codon?

• 3 mRNA bases

• DNA Nucleotide

• Mutations

• Codes for an Amino Acid

DNA ----> mRNA is...

• Translation

• A mutation

• Transcription

• Polypeptide Chain

Translation happens at what organelle?

• Nucleus

• Ribosome

• Mitochondria

• Golgi Body

Which figure shows the process of DNA replication?

• Figure 1

• Figure 2

• Figure 3

• Figure 4