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Inheritance, variation and evolution
The genetics calculations here are the part students find hardest. Punnett squares repay drilling more than almost anything else in the course.
01
DNA and the genome
Structure and what a gene does
Coming soon
02
Meiosis and sexual reproduction
Compared with mitosis and asexual reproduction
Coming soon
03
Genetic inheritance and Punnett squares
Dominant, recessive and predicting ratios
Coming soon
04
Inherited disorders
Polydactyly, cystic fibrosis and screening
Coming soon
05
Sex determination
The X and Y chromosomes
Coming soon
06
Variation and mutation
Sources of variation in a population
Coming soon
07
Evolution and natural selection
Darwin's theory and the evidence
Coming soon
08
Selective breeding and genetic engineering
Methods, uses and concerns
Coming soon
09
Fossils, extinction and classification
Evidence for evolution and naming organisms
Coming soonAll of this is free
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