Biology Biotechnology Principles and Processes Cloning Vectors and Competent Host Single Correct MCQ
Published on: August 12, 2026

If a protein encoding gene is expressed in a heterologous host it is called

A
recombinant protein
B
primary protein
C
secondary protein
D
tertiary protein

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Verified by Experts
The correct answer is:
A

When a gene from one organism (protein-coding gene) is expressed in a different (heterologous) host, the protein produced is called a recombinant protein. It is commonly produced using genetic engineering techniques.

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