Factors influencing variation

Subject: Biology

Grade: Upper Secondary

Publisher: YDP

Resource types: Whiteboard presentation

Resource ID: b3144
Description:

At the end of this activity, students should be able to:
– name the main factors influencing variation of traits
– differentiate between inherited variation and non-inherited variation
– explain the relationship between phenotypic traits, genotype (the genetic record of traits) and the modifying effects of environmental factors
– explain the biological significance of variation
– explain the reasons for the vast range of possible combinations of traits and the uniqueness of an individual's traits.

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Factors influencing... Class activity

Consists of...
The genetic code; g... Animation Factors affecting g... Simulation The difference betw... Whiteboard exercise Stages of genotype ... Whiteboard exercise Diversity of indivi... Slideshow Recombinant variation Animation Mutational variation Animation Inherited variation... Whiteboard exercise The differences bet... Animation Recombination – n... Whiteboard exercise Effects of inherite... Animation Mutations and their... Whiteboard exercise Expression of genot... Animation Expression of genotype Audio text Phenotype and genotype Whiteboard exercise Methods of reading ... Simulation Non-inherited varia... Animation Non-inherited varia... Simulation The types of variat... Whiteboard exercise Plasticity of the g... Illustration Relationship betwee... Animation Effects of the envi... Whiteboard exercise

Relevant to...

Secondary School

Upper Secondary (Grades 10-12)

Biology

Variation in organisms

90. Factors influencing variation

YDP SA

Keywords

DNA, proteins, tissue, chromosomes, zygote, gene, sexual reproduction, allele, gamete, species, population, reproduction, asexual reproduction, gonad, factors, mutation, environment, anaemia, UV, phenotype, homozygote, heterozygote, mrna, variation, genotype, expression of gene, influencing, Factors influencing variation

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