RNA Translation in Ribosomes and Protein Synthesis

Which of the following would complete the mRNA strand for CAG (DNA)

• CAG
• AUG
• GUC
• UAC

An mRNA molecule is produced in the step of protein synthesis:

• replication
• transcription
• duplication
• translation

Anticodons on tRNA pair with 

• mRNA codons
• tRNA codons
• DNA codons
• amino acids 

In mRNA, each codon specifies, or codes for, a particular 

• nucleotide
• amino acid
• purine
• pyrimidine

Tags

NGSS.HS-LS1-6

What are the building blocks of proteins called? 

• nucleotides
• proteins
• amino acids
• carbohydrates

In addition to mRNA and a ribosome, what other macromolecule is needed in the second step of protein synthesis?

• lipids
• tRNA
• DNA
• carbon dioxide

If an mRNA codon is AGU, which of the following would be the appropriate tRNA anticodon?

• TCA
• UGA
• AGU
• UCA

What step in protein synthesis comes before translation?

• mRNA is used to make a protein
• mRNA is made from DNA
• Ribosome makes protein
• tRNA connects to mRNA

Which of the following is the complementary mRNA strand for this strand of DNA? ATT-GCG-AGT

• UAA-CGC-TCA
• UAA-GCG-UCA
• UAA-CGC-AGT
• UAA-CGC-UCA

The sugar in RNA is:

• Uracil
• Thymine
• Ribose
• Deoxyribose