What would happen if a cell transcribed and translated a gene’s intron by mistake?(1 point) Responses Additional amino acids would be inserted into the chain. Additional amino acids would be inserted into the chain. Errors in the protein folding would be repaired. Errors in the protein folding would be repaired. The intron would begin to duplicate itself. The intron would begin to duplicate itself. The DNA would remain the same as before.

Question

What would happen if a cell transcribed and translated a gene’s intron by mistake?(1 point) Responses Additional amino acids would be inserted into the chain. Additional amino acids would be inserted into the chain. Errors in the protein folding would be repaired. Errors in the protein folding would be repaired. The intron would begin to duplicate itself. The intron would begin to duplicate itself. The DNA would remain the same as before.

Answer 1

Correct response: Errors in the protein folding would be repaired.

When a cell transcribes and translates a gene's intron by mistake, it means that a non-coding sequence of DNA, which should have been spliced out during the RNA processing, is instead included in the mature mRNA molecule. This mistake can lead to errors in protein synthesis as the translation machinery would add additional amino acids into the protein chain based on the codons found within the intron.

However, most cells have mechanisms in place to recognize and repair errors in protein folding. Chaperone proteins can assist in the correct folding of misfolded proteins, while quality control processes within the endoplasmic reticulum (ER) can recognize and degrade misfolded or aberrant proteins.

Therefore, the most likely consequence of mistakenly transcribing and translating a gene's intron would be that the cell would attempt to repair any errors in protein folding that arise from the incorporation of additional amino acids.