DNA, Genes & Heredity is studied as part of "Cell & Tissues" (Biology) in General Science. The cell is the basic unit of life — its structure, division and organisation into tissues underlies all biology.

In the examination context, dna, genes & heredity carries conceptual questions that test both factual recall and analytical understanding. Revise this topic in sequence with the rest of the chapter so that chronological and thematic links are clear.