Inheritance & Genetics resources
Biology, grade 10. Notes, worksheets, videos, interactive tools and revision materials for this chapter.
Notes
Study notes
The chapter's lessons are the notes — read them in order, then use the resources below.
01DNA, Genes and ChromosomesConnect DNA, genes, chromosomes and alleles into one clear picture.Read lesson →02Punnett SquaresPredict the outcomes of single-gene crosses with step-by-step Punnett squares.Read lesson →03Inherited DisordersTrace cystic fibrosis and polydactyly through family trees.Read lesson →04Variation and SelectionExplain the genetic and environmental causes of variation in populations.Read lesson →
Worksheets
Practice worksheet
Attempt every question before revealing the answer — that struggle is where learning happens.
Practice questions live inside each lesson — work through them there, then return for revision.
Videos
Watch and learn
Hand-picked searches to find a clear video explanation of each lesson.
Revision
Revision checklist
Can you explain each of these out loud, without looking? If not, re-read that lesson.
- DNA, Genes and Chromosomes: Connect DNA, genes, chromosomes and alleles into one clear picture.
- Punnett Squares: Predict the outcomes of single-gene crosses with step-by-step Punnett squares.
- Inherited Disorders: Trace cystic fibrosis and polydactyly through family trees.
- Variation and Selection: Explain the genetic and environmental causes of variation in populations.
- Read each lesson's summary and re-do its practice questions from memory.