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Protein synthesis in eukaryotes is similar to the process in prokaryotes in that both eukaryotes and prokaryotesGroup of answer choiceshave exons.have introns.require snRNPS.use methionine as the “start” amino acid.use codons to determine polypeptide sequences.

Question

Protein synthesis in eukaryotes is similar to the process in prokaryotes in that both eukaryotes and prokaryotesGroup of answer choiceshave exons.have introns.require snRNPS.use methionine as the “start” amino acid.use codons to determine polypeptide sequences.

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Solution

The process of protein synthesis in both eukaryotes and prokaryotes is similar in the following ways:

  1. Use of Methionine as the "Start" Amino Acid: Both eukaryotes and prokaryotes use methionine as the start codon (AUG) for protein synthesis. This means that every protein begins with methionine.

  2. Use of Codons to Determine Polypeptide Sequences: In both eukaryotes and prokaryotes, the sequence of nucleotides in mRNA is read in groups of three called codons. Each codon corresponds to a specific amino acid or a stop signal, and the sequence of these codons determines the sequence of amino acids in a protein.

However, there are also differences between eukaryotes and prokaryotes in protein synthesis. For example, eukaryotes have exons and introns in their genes, and they require snRNPs (small nuclear ribonucleoproteins) for splicing out the introns. Prokaryotes, on the other hand, do not have introns in their genes and therefore do not require snRNPs.

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