Life Sciences Memo 2 (English)

November 2025 — Grade 12 / Matric — Life Sciences

Memo 2025 Grade 12 English Life Sciences Hub →

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🎯 150 marks 📄 9 pages 📝 47 items found 📚 4 topics

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Q1— Section header —

1.2.1Peptide bond

1.2.2Mitochondrion

1.2Stem cells

1.2Gene mutation

1.2Double helix

1.2Extinction

1.2Continuous variation

1.2Dominant allele

1.2Locus x 1\

1.3.3oth A and B only only (3 x 2 (6\

1.4.1(a\ Cell membr ane (b\ Spindle fibre (1\

1.4.2(a\ (1\ (b\ (1\ (c\ (1\

1.4.3(a\ (1\ (b\ (1\ (8\

1.5.1(a\ Translation (1\ (b\ tRNA /transfer RNA (1\ (c\ Ribosome

1.5(a\ CGT (1\ (b\ CTA

1.5(1\ (7\ TOTAL SECTION A: 50 Life Sciences/P2 DBE/November 2025

Q2— Section header —

2.1.1Centromere (1\

2.1.2Gonosomes

2.1.3There will be one chromosome and one chromosome

2.1.4(a\ Crossing over (1\ (b\ Prophase I (1\ (c Leads to

2.1The will appear as hromatid

2.1The zygote will have XXY chromosomes /XXX chromoso es

2.2.1DNA profiling (1\

2.2.2Suspect (Mark first ONE only\

2.2Th e DNA profile/bands of suspect 1 is/are identical to the DNA profile of the sample from the crime scene (Mark first ONE only\

2.2.4Evidence could have been planted at the crime scene Suspect could have been at the crime scene before the crime was committed Human error might occur during the procedure

2.2.5The DNA profile of the child , mother and possible father are compared since

2.3.1Pedigree diagram (1\

2.3.2/One (1\ 2. (a\ Female with

2.3Both individual 1 and 2 have CADASIL indicating they have a dominant allele the

2.350 (9\

2.4.1(a\ (Blood group\ (1\ (b\ (Blood group\A (1\

2.4Blood group (2\

2.4Allele I allele for blood group A is inherited from one parent and

3.1.1Eyes in front Binocular vision tereoscopic vision

3.1.2Smaller jaws in humans and larger jaws in African apes Small teeth/canines in humans and large teeth /canines

3.1.3The foramen magnum is in a more forward position to allow the vertebral column to attach below it The spine is S shaped for better distribution of upper body weight

3.2.1/Three (1\

3.2.2Taung child Mrs Ples Little foot Any (Mark first TWO only\ (2\

3.2.3609 (1\

3.2.4x 100 = 118,39 (3\

3.2.5The cranium remains /becomes fossilised The cranium houses the brain , therefore

3.2.6Brain volume increased leading to more intelligence and the development of (complex\ tools

Q3— Section header —

3.33. .1 (a\ (b\ (c\ A group of organisms with similar characteristics

Topics Identified

Cell BiologyGeneticsEvolutionAnimal Behaviour

Mark Allocation

Total150 marks

Sections50 + 50 = 100 marks

Paper information

SubjectLife Sciences

Year2025

SessionNovember

TypeMemo

PaperPaper 2

LanguageEnglish

Pages9

Downloads5

Examination context

Decade2020s

Years ago1y

SeasonSpring (SH)

Start dayWednesday

Exam periodNovember 2025

Days since exam356

About Life Sciences examination preparation

Grade 12 Life Sciences combines biological knowledge with interpretation and scientific reasoning. Paper 1 covers molecular biology, genetics, and cell biology, while Paper 2 tests human physiology, ecology, and evolution.

Every available Grade 12 Life Sciences past paper and memorandum is collected in the Life Sciences hub at life-sciences.freemode.co.za — browse all years, sessions and languages in one place.

How to use this resource for revision

A past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

recalling biological concepts

applying knowledge to unfamiliar situations

interpreting diagrams and information

using scientific terminology

constructing precise written responses

A practical revision approach

Life Sciences rewards exact biological terminology — examiners deduct marks for paraphrased definitions. Create a glossary of key terms and practice using them in context.

Grade 12 subject hubs

Each matric subject has its own dedicated hub on Freemode with every past paper and marking memorandum we have archived for that subject.

➗ Mathematics View papers → 📊 Mathematical Literacy View papers → ⚗️ Physical Sciences View papers → 🧬 Life Sciences 📍 You are here 📒 Accounting View papers → 💼 Business Studies View papers → 📈 Economics View papers → 🌍 Geography View papers → 🏛️ History View papers → 📖 English View papers → 🇿🇦 Afrikaans View papers → 🗣️ IsiNdebele View papers → 🗣️ IsiXhosa View papers → 🗣️ IsiZulu View papers → 🗣️ Sepedi View papers → 🗣️ Sesotho View papers → 🗣️ Setswana View papers → 🌾 Agricultural Sciences View papers →

Corresponding examination paper

Examination paper available

Open the corresponding examination paper to practise the questions before reviewing the marking memorandum on this page. Attempt every question under timed conditions for the most realistic preparation.

Life Sciences Paper 2 (English) →

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