Question

Mutation that completely eliminates a gene is called

Answer 1

Answer:

In genetics, a deletion (also called gene deletion, deficiency, or deletion mutation) (sign: Δ) is a mutation (a genetic aberration) in which a part of a chromosome or a sequence of DNA is left out during DNA replication.

Answer 2

Answer:

Null mutation is a type of mutation that entirely destroys a gene.

Explanation:

• A gene mutation that prevents it from being transcribed into RNA and/or translated into a functioning protein product.
• A null mutation in a gene that normally encodes a specific enzyme.
• For example, results in the creation of a nonfunctional or nonexistent enzyme.
• The simplest technique to make a null mutant is to remove the gene completely.

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