what name is given to a small sections of dna which can be inherited?

The name given to a small section of DNA that can be inherited is a gene.

Quick Scoop

A gene is a small segment of DNA that carries the coded information for a particular inherited characteristic, such as eye colour or ear shape. These genes are passed from parents to offspring, which is why traits tend to run in families.

In school‑level biology, whenever a question asks “What name is given to a small section of DNA which can be inherited?”, the expected one‑word answer is gene.