Finding Protein Sequence and Gene Coding Region
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Questions and Answers

Where should you start the search for finding a protein sequence and gene coding region?

  • Genomic region
  • Nucleotide database
  • Protein database
  • Gene database (correct)

What can be found in the Features section of the GenBank record?

  • Translated protein sequence
  • Coding sequence for the gene
  • Location on the chromosome
  • All of the above (correct)

What is the purpose of multiple sequence alignments?

  • To identify sequence positions where specific amino acids matter
  • To define specific sequence signatures for protein families
  • To classify sequences and build evolutionary trees
  • All of the above (correct)

What is the primary function of PIR (Protein Information Resource)?

<p>To provide protein sequence analysis tools (D)</p> Signup and view all the answers

Where can you find the GenBank Link?

<p>Genomic regions section (B)</p> Signup and view all the answers

What is the name of the tool used to make a multiple protein sequence alignment?

<p>Clustalw (D)</p> Signup and view all the answers

What is the purpose of a gene?

<p>To bring about the expression of a protein (C)</p> Signup and view all the answers

What is the shape of the genome in prokaryotes?

<p>A single, circular DNA molecule (A)</p> Signup and view all the answers

What is the difference in gene density between prokaryotes and eukaryotes?

<p>One gene per 1000 base pairs in prokaryotes and one gene per 100,000 base pairs in eukaryotes (D)</p> Signup and view all the answers

What is the main difference between the genome sequence of prokaryotes and eukaryotes?

<p>Gene sequence is collinear with mRNA in prokaryotes (D)</p> Signup and view all the answers

What is the purpose of including the coordinates of promoter elements in database entries?

<p>To identify the start site of transcription (D)</p> Signup and view all the answers

What is the characteristic of genome efficiency in prokaryotes?

<p>70 percent of the genome is coding for proteins (B)</p> Signup and view all the answers

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