ReViSense.AI
Grade 12

Biology — Grade 12

The complete second-year syllabus, rebuilt as an explorable knowledge universe. Thirteen chapters from how life reproduces to how ecosystems sustain it — genetics, evolution, biotechnology and the environment, all connected.

13
CHAPTERS
78
CONCEPTS
0
FORMULAE
Part I

Reproduction, Genetics & Evolution

How life passes on, varies and changes across generations.

Chapter 1

Sexual Reproduction in Flowering Plants

Flowers, pollination & double fertilisation in angiosperms.

6 concepts 0 formulae 6 min
Intermediate
Chapter 2

Human Reproduction

Gametogenesis, the menstrual cycle, fertilisation & development.

6 concepts 0 formulae 6 min
Intermediate
Chapter 3

Reproductive Health

Contraception, assisted reproduction & reproductive well-being.

6 concepts 0 formulae 6 min
Beginner
Chapter 4

Principles of Inheritance and Variation

Mendel's laws, linkage & the chromosomal basis of inheritance.

6 concepts 0 formulae 6 min
Advanced
Chapter 5

Molecular Basis of Inheritance

DNA, replication, transcription, translation & gene regulation.

6 concepts 0 formulae 6 min
Advanced
Chapter 6

Evolution

Natural selection, evidence & the origin of species.

6 concepts 0 formulae 6 min
Advanced
Part II

Health, Biotechnology & Ecology

Disease, microbes, genetic engineering and the living environment.

Chapter 7

Human Health and Disease

Pathogens, immunity, vaccines & the body's defences.

6 concepts 0 formulae 6 min
Intermediate
Chapter 8

Microbes in Human Welfare

Microbes in food, medicine, sewage & biofertilisers.

6 concepts 0 formulae 6 min
Beginner
Chapter 9

Biotechnology: Principles and Processes

Recombinant DNA, restriction enzymes, PCR & cloning vectors.

6 concepts 0 formulae 6 min
Advanced
Chapter 10

Biotechnology and Its Applications

GM crops, gene therapy, insulin & the tools of modern biology.

6 concepts 0 formulae 6 min
Advanced
Chapter 11

Organisms and Populations

Adaptation, population growth & the interactions between species.

6 concepts 0 formulae 6 min
Intermediate
Chapter 12

Ecosystem

Energy flow, food chains & nutrient cycling in nature.

6 concepts 0 formulae 6 min
Intermediate
Chapter 13

Biodiversity and Conservation

Patterns of biodiversity, why it matters & how we protect it.

6 concepts 0 formulae 6 min
Intermediate

5 cross-chapter connections

ReViSense automatically detects shared concepts between chapters and threads them together, so you can follow an idea wherever it reappears. Explore them inside any chapter's Knowledge Graph.