Ch 14: Protein synthesis & Mutations pre-test

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

In which of the following ways does genetic information typically flow in an organism?

• trait --> proteins --> RNA --> DNA

• RNA --> trait -->protein --> DNA

• DNA --> RNA --> protein --> trait

• DNA --> protein --> trait--> RNA

In which of the following ways does genetic information typically flow in an organism?

• trait --> proteins --> RNA --> DNA

• RNA --> trait -->protein --> DNA

• DNA --> RNA --> protein --> trait

• DNA --> protein --> trait--> RNA

What term describes when mRNA is read 3 consecutive letters (bases) at a time and it codes for a single amino acid?

• Codon

• Anticodon

• Polypeptide

• Gene

Which choice below correctly summarizes the base-pairing rules in RNA?

• A-G

  C-T

• A-C

  T-G

• A-U

  C-G

• A-T

  C-G

Which of the following is true regarding the process shown in the image?

• The process shown above is known as cloning and involves the production of RNA from protein molecules.

• The process shown above is known as replication and involves the production of DNA from RNA.

• The process shown above is known as transcription and involves the production of proteins from DNA.

• The process shown above is known as translation and involves the production of proteins from RNA.

What process is going on in this photo? 

• Transcription 
• Translation 
• Replication 
• All the above 

What is the role of mRNA in expressing specialized structures?

• Making energy available for cellular activities

• Creating bonds to from biomolecules

• Producing sugars that assist with replication

• Providing information to form proteins

What is the purpose of the cellular process shown in the image?

• Preserving genetic information for future generations

• Deleting the information in the sequence produced from the DNA template

• Transcribing information in the DNA sequence for use by the cell

• Producing more nucleotides for the DNA sequence

If the mRNA codons read ACA-GUA-GAA-UUG-AUC, what amino acids make up the protein sequence?

• Cys-Val-Gly-Ser-Stop

• Cys-His-Leu-Asn-Stop

• Thre-Val-Glu-Leu-Iso

• None of the above