NEET Solved Paper 2017 Question 69

Question: A gene whose expression helps to identify transformed cell is known as

Options:

A) Structural gene

B) Selectable marker

C) Vector

D) Plasmid

Show Answer

Answer:

Correct Answer: B

Solution:

  • A selectable marker is a gene introduced into a cell, especially a bacterium or to cells in culture, that confers a trait suitable for artificial selection. Typically, this trait is antibiotic resistance, which allows for the identification and selection of transformed cells that have successfully incorporated the gene of interest.