Transcription and Translation

Multiple Choice

Which type of RNA carries genetic information from DNA in the nucleus to the ribosomes in the cytoplasm?

• tRNA

• rRNA

• mRNA

• snRNA

Multiple Choice

Which type of RNA is the most abundant in human cells?

• Messenger RNA (mRNA)

• Transfer RNA (tRNA)

• Ribosomal RNA (rRNA)

• Small nuclear RNA (snRNA)

Match

Match the following

• mRNA

• tRNA

• rRNA

• Protein

• DNA

Messenger

transfer

makes up the Ribosome

result of translation

found in nuclues

• Messenger

• transfer

• makes up the Ribosome

• result of translation

• found in nuclues

Multiple Select

Which of the following statements about protein synthesis is/are correct?

• Transcription occurs in the cytoplasm.

• Translation involves tRNA converting mRNA information into amino acids.

• Transcription copies genetic information from DNA to make mRNA.

• Translation occurs in the nucleus.

Open Ended

Explain how complementary base pairing is involved in the synthesis of mRNA during transcription.

Open Ended

Explain the process by which RNA polymerase synthesizes mRNA from a DNA template strand.

Multiple Choice

Which enzyme is responsible for synthesizing mRNA during transcription?

• DNA polymerase

• RNA polymerase

• Ligase

• Helicase

Multiple Choice

What is the sequence of bases in mRNA produced from a section of the template strand of DNA that has the sequence of bases —C—T—A—A—G—G—?

• —G—A—T—T—C—C—

• —G—A—U—U—C—C—

• —C—T—A—A—G—G—

Multiple Select

Which of the following statements about codons is/are correct?

• There are 64 possible codons in mRNA.

• Each codon consists of three nucleotides.

• All codons code for amino acids.

• Some codons signal the termination of protein synthesis.

Multiple Choice

Which amino acid sequence is coded by the mRNA codons CCU, AGC, GGA, and CUU?

• Pro-Ser-Gly-Leu

• Ala-Val-Asp

• Gly-Leu-Val

• Ser-Pro-Gly

Fill in the Blanks

Open Ended

Explain how tRNA is activated and its role in protein synthesis.

Open Ended

Based on the diagram, describe the process by which mRNA is translated into a protein, including the roles of tRNA and ribosomes.

Multiple Select

Select all the correct statements about the roles of mRNA, tRNA, and rRNA in protein synthesis.

• mRNA contains the sequence of codons.

• tRNA brings specific amino acids to the peptide chain.

• rRNA contains binding sites for protein synthesis.

• tRNA contains the sequence of codons.

Multiple Choice

Which of the following statements best describes the role of rRNA in protein synthesis?

• rRNA contains the sequence of codons that determine the order of amino acids.

• rRNA brings specific amino acids to the peptide chain.

• rRNA contains binding sites that provide the platform for protein synthesis.

• rRNA acts as an enzyme that synthesizes amino acids.

Multiple Choice

Which of the following is the correct pairing of mRNA codon, tRNA anticodon, and amino acid?

• ACA - UGU - threonine

• GCG - UCU - alanine

• AGA - AGG - serine

• UCC - CGC - arginine

Open Ended

Explain the role of the start codon AUG in the initiation of translation.

Multiple Select

Which of the following statements about elongation during translation are correct?

• A peptide bond forms between amino acids.

• The next tRNA molecule delivers the next amino acid.

• Elongation begins with the stop codon.

• The ribosome moves along the mRNA.

Multiple Choice

What event signals the termination of translation?

• A stop codon is reached on the mRNA.

• A start codon is reached on the mRNA.

• A peptide bond forms between two amino acids.

• The ribosome binds to the tRNA.

Open Ended

Describe the relationship between the DNA template strand, mRNA, tRNA anticodons, and the resulting polypeptide during protein synthesis.

Dropdown

Label this image:

1= ​

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2= ​

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4= ​

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7= ​

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Labelling

Label the process

Drag labels to their correct position on the image

Amino Acid

tRNA

Protein

mRNA

Ribosome

Multiple Choice

This organelle is crucial for the translation process:

• Mitochondria

• Ribosome

• Gogli Apparatus

• Vacuole

Multiple Choice

Which process is shown?

• diffusion
• repiration
• recombination
• translation

Multiple Choice

Which of the following sequences of processes correctly reflects the central dogma?

• protein synthesis, transcription, translation
• protein synthesis, translation, transcription
• transcription, translation, protein synthesis
• translation, transcription, protein synthesis

Open Ended

Summarize the importance of the central dogma of biochemistry in living organisms.