91157 Genetic Variation and Change - School Use
91157 Genetic Variation and Change - School Use
LearnWell Digital
This version of the resource is for school use. Teachers can facilitate, and load students from their class. If you are not using this resource in class, you should purchase the home use version.
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This resource covers the things you need to know and be able to do for the NCEA Level 2 Achievement Standard 91157 (Biology 2.7) Demonstrate understanding of genetic variation and change.
What you'll learn
In this resource you’ll learn about:
- Genetic biodiversity - gene pools and allele frequencies
- Mutations as sources of new alleles
- Meiosis - independent assortment, segregation, crossing over
- Sex chromosomes and karyotype
- Monohybrid inheritance - complete dominance, incomplete dominance, co- dominance, multiple alleles, lethal alleles
- Dihybrid inheritance - complete dominance
- Effect of linkage and crossing over on dihybrid inheritance
- Natural selection
- Mutations
- Migration
- Genetic drift, founder effect, bottleneck effect.
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The life cycle of flowering plants.
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