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 AQA GCSE Biology Topic 6 - Inheritance Variation And Evolution




  Below is everything the examiners think you know, if you're not sure of something click on the link to watch my YouTube video explanation. For a copy of these you can print off, get the FREE revision guide I wrote for you.


 • I can describe the differences in the end result of mitosis and meiosis

 • I can recall the names of the male and female gametes in plants and animals

 • I can describe the process of meiosis

 • I can describe the process of asexual reproduction

 • I can describe the advantages and disadvantages of sexual and asexual reproduction  Biology only

 • I can describe the structure of DNA 

 • I can describe the structure of a chromosome 

 • I can define the term gene 

 • I can define the term genome 

 • I can describe the structure of DNA including the nucleotide, sugar and phosphate groups  Biology only 

 • I can recall the different bases in DNA  Biology only 

 • I can describe how different sequences of DNA code for amino acids  Biology only 

 • I can describe the process of protein synthesis  Biology only  Higher tier only 

 • I can describe how variations in DNA can affect the protein being made  Biology only  Higher tier only 

 • I can recall that the bases C and G match up and the bases A and T match up  Biology only  Higher tier only 

 • I can describe the process of protein synthesis  Biology only  Higher tier only 

 • I can describe the process of protein folding  Biology only  Higher tier only 

 • I can describe the effect a mutation can have on a protein  Biology only  Higher tier only 

 • I can describe the effect a mutation can have on an enzyme  Biology only  Higher tier only 

 • I can explain non-coding DNA  Biology only  Higher tier only 

 • I can define the term gamete 

 • I can define the term chromosome 

 • I can define the term gene 

 • I can define the term allele 

 • I can define the term dominant 

 • I can define the term recessive 

 • I can define the term homozygous 

 • I can define the term heterozygous 

 • I can define the term genotype 

 • I can define the term phenotype 

 • I can explain how characteristic can be controlled by genes 

 • I can predict the results of a genetic cross by completing a Punnett square diagram 

 • I can describe the phenotype and genotype of a person with polydactyly 

 • I can describe the phenotype and genotype of a person with cystic fibrosis 

 • I can make an informed judgement about embryo screening 

 • I can recall the number of pairs of chromosomes in a human body cell 

 • I can recall that sex is determine by the X and Y chromosomes 

 • I can describe how phenotype can be influenced by genes and the environment 

 • I can recall that difference in a population in variation 

 • I can describe the factors that affect variation within a population 

 • I can recall that mutations continuously occur 

 • I can define evolution 

 • I can describe the theory of evolution 

 • I can explain natural selection 

 • I can explain speciation 

 • I can describe the impact of selective breading 

 • I can define the term genetic engineering 

 • I can describe the use of genetic engineering in plants 

 • I can describe the use of genetically engineered bacteria to produce insulin. 

 • I can evaluate the advantages and disadvantages of genetic engineering in agriculture 

 • I can describe the process of producing a genetically modified crop 

 • I can explain the potential for genetic modification to treat inherited disorders 

 • I can explain the process of producing a genetically modified crop  Higher tier only 

 • I can describe the process of cloning via cuttings  Biology only 

 • I can describe the process of cloning via tissue culture  Biology only 

 • I can describe the process of cloning via embryo transplant  Biology only 

 • I can describe the process of cloning via adult cell cloning  Biology only 

 • I can explain how Darwin came to propose the theory of evolution  Biology only 

 • I can explain the theory of evolution  Biology only 

 • I can discuss the controversy around Darwin’s ideas when they were published  Biology only 

 • I can discuss other theories of evolution, such as Lamarck’s ideas  Biology only 

 • I can define the term speciation  Biology only 

 • I can describe Wallace’s theory of evolution  Biology only 

 • I can describe the steps that lead to a new species  Biology only 

 • I can describe the work that Mendel did  Biology only 

 • I can explain the evidence for evolution 

 • I can describe how fossils arise 

 • I can explain why not all organism leave fossils 

 • I can describe what fossils teach us  

 • I can use an evolutionary tree 

 • I can define the term extinction 

 • I can describe the factors that lead to an extinction 

 • I can explain why bacteria can evolve quickly 

 • I can describe why antibiotic resistance could arise 

 • I can describe the effect of MRSA (and other antibiotic resistance strains of bacteria) have on humans 

 • I can describe why the development of new antibiotics is slow 

 • I can describe the system of classification that Linnaeus developed 

 • I can determine an organism’s genus and species from a tree 

 • I can describe how developments in biology can impact on classification 

 • I can describe the ‘three domain system’ of archaea, bacteria and eukaryote