Multiple choice

Recombinant DNA (or rDNA) is made by combining DNA from two or more sources. The yeast most commonly used for protein expression using recombinant DNA techniques in different organisms is

  1. Fleischmann's yeast

  2. Pichia stipitis

  3. Pichia pastoris

  4. Pichia methanolica

  5. Candida guilliermondii

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Pichia pastoris is a species of methylotrophic yeast. Pichia is widely used for protein expression using recombinant DNA techniques. Hence, it is used in biochemical and genetic research in academia and the biotechnical industry.