Which of the following best describes polygenic inheritance?

Practice question

Question

Which of the following best describes polygenic inheritance?

Options

Choose one · Correct answer highlighted

A single gene controls multiple traits Multiple genes influence a single trait Correct One gene completely masks another gene A single mutation affects multiple systems

Explanation

Polygenic inheritance occurs when multiple genes contribute to a single phenotype, as seen in human height and skin color.

Share this question

Related blogs

Guides and insights connected to this topic

Virology 25 Jan 2026

SARS-CoV-2 Coronavirus: Structure, Genome, Proteins, Replication, Pathogenesis, and Host Interaction

Coronavirus Overview Coronaviruses (CoVs) are enveloped viruses (surrounded by a lipid membrane derived from host cells), belonging to the s...

Virology 25 Jan 2026

Coronavirus Structure, Genome, Replication, Symptoms, Pathogenesis, and Prevention

Structure of Coronavirus Coronaviruses (enveloped RNA viruses) fall in the virus family Coronaviridae, order Nidovirales. They are enveloped...

Virology 25 Jan 2026

Cucumber Mosaic Virus (CMV): Structure, Genome, Symptoms, Disease Cycle and Management

Cucumber Mosaic Virus (CMV): Introduction and Importance Cucumber Mosaic Virus (CMV) (plant-infecting RNA virus) is one of the most economic...