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Agricultural Science Grade 12 Genetics Notes pdf
Agricultural Science Grade 12 Genetics Notes pdf Grade 12 Agricultural Science Genetics Notes: Agricultural Science Grade 12’s genetics course is typically covered in Paper 2 of the matric exam.
Agricultural Science Grade 12 Genetics Notes
Key Terminologies you should know for the exam:
In Basic Genetics it is very important to know the genetics terms in order to be able to do most of the questions. The following is a list of terms and their definitions in Basic Genetics:
- Allele – variations of the same gene
- Atavism – reappearance of a characteristic in an organism after a period of absence
- Biometrics – the use of statistics in biology
- Biotechnology – the use of organisms to produce useful substances
- Breeding – process of producing plants or animals by sexual reproduction
- Cloning – a research activity that creates a copy of some biological entity (a gene/cell/organism)
- Dihybrid cross – a genetic cross that involves 2 pairs of contrasting characteristics
- Dominant – an allele that masks the effect of another & is expressed in the appearance of an individual
- Co-dominance – type of inheritance where both alleles are dominant and fully expressed in the phenotype
- Incomplete dominance – type of inheritance where both alleles are partially expressed, often producing an intermediate characteristic.
- Epistasis – masking of the phenotypic effect of alleles at one gene by alleles of another gene
- Gametes – a reproductive cell having a haploid number of chromosomes
- Gene – unit of heredity that carries information for each characteristic of an organism
- Genetics – study of inheritance/ genes
- Genotype -genetic makeup of an organism
Downloadable pdf note:
Watch: Monohybrid Cross. Grade 12 Agricultural Sciences. Basic Agricultural Genetics
How to Pass Agricultural Sciences Grade 12 with distinctions
One of the most significant accomplishments in your academic career is passing matric. It provides access to a wide range of post secondary options and employment possibilities. Use our best study advice to complete your matriculation, and you’ll succeed with flying colors.
- Attend class
- Ask questions
- Make notes
- Study
- Practise
- Study groups
- Extra class
- Motivation
- Complete assessments
- Prepare for the Exams in due time
Download Past Exam Papers & Memo per Province
- Department of Basic Education Grade 9 Exams
- Eastern Cape Papers and Memorandum
- Free State Papers and Memorandum
- Gauteng Papers and Memorandum
- KwaZulu-Natal Papers and Memorandum
- Limpopo Papers and Memorandum
- Mpumalanga Papers and Memorandum
- Northern Cape Papers and Memorandum
- North West Papers and Memorandum
- Western Cape Papers and Memorandum
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