protein synthesis

What are the two steps of protein synthesis?

• Folding and splicing
• Replication and recombination
• Initiation and termination
• Transcription and translation

What is the purpose of transcription?

• To convert RNA into DNA
• To produce proteins from RNA
• To replicate the entire genome
• To make an RNA copy of a gene's DNA sequence.

Where does transcription occur?

• Mitochondria
• Endoplasmic reticulum
• Cytoplasm
• Nucleus

What mRNA sequence is made from the DNA ATTGGC?

• UAACCG
• GCTTAA
• TACGGA
• CGTAAT

What type of RNA is a copy of the DNA message that travels to the ribosome?

• rRNA

• tRNA

• mRNA

What type of RNA carries amino acids to the ribosome where they are assembled into a polypeptide?

• rRNA

• tRNA

• mRNA

Which of the following is NOT true of RNA?

• It is double stranded

• It contains the nitrogen base Uracil

• It contains the sugar ribose

• It is involved in the process of protein synthesis

What is produced during translation?

• Carbohydrates
• Polypeptide / Protein

• Lipids
• Nucleic acids

Where does translation occur?

• Ribosomes
• Nucleus
• Endoplasmic reticulum
• Mitochondria

What amino acid is coded for by the codon GCA?

• Glycine
• Leucine
• Valine
• Alanine