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Grade 12

Life Sciences

Explore the complete Life Sciences module bank for Grade 12. Each guide is structured for fast revision, clean examples, and direct PDF access.

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Grade 12 Life Sciences study guides
Module Catalogue

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01

DNA, RNA and Protein Synthesis

DNA structure, RNA, replication, transcription, translation, mutations.

02

Meiosis

Stages of meiosis, chromosome behaviour, gametes, crossing over, genetic variation.

03

Genetics and Inheritance

Monohybrid crosses, sex-linked inheritance, blood groups, pedigrees, genetic disorders.

04

Reproduction in Vertebrates

Reproductive strategies, fertilisation, development, amniotic egg, parental care.

05

Human Reproduction

Male/female reproductive systems, hormones, menstrual cycle, fertilisation, pregnancy.

06

Nervous System

Neurons, reflex arc, brain, spinal cord, receptors, effectors, disorders.

07

Endocrine System

Hormones, glands, feedback mechanisms, insulin/glucagon, thyroxin, homeostasis.

08

Homeostasis

Thermoregulation, osmoregulation, glucose control, negative feedback.

09

Plant Responses to the Environment

Tropisms, plant hormones, phototropism, geotropism, plant defence.

10

Evolution

Darwin, natural selection, speciation, evidence for evolution, punctuated equilibrium.

11

Human Evolution

Fossils, common ancestors, hominid features, Out of Africa hypothesis.

12

NSC Exam Master Guide

Paper 1/2 revision, diagrams, essays, terminology, investigations, common mistakes.