How can predicted outcomes of genetic crosses be compared to actual results using real data?
How can predicted outcomes of genetic crosses be compared to actual results using real data?
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IB Biology
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How can Punnett grids be used to predict the outcomes of monohybrid genetic crosses?
How can Punnett grids be used to predict the outcomes of monohybrid genetic crosses?
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What were the consequences of radiation exposure following the nuclear bombing of Hiroshima and the accident at Chernobyl?
What were the consequences of radiation exposure following the nuclear bombing of Hiroshima and the accident at Chernobyl?
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How are cystic fibrosis and Huntington’s disease inherited?
How are cystic fibrosis and Huntington’s disease inherited?
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How are red-green color blindness and hemophilia examples of sex-linked inheritance?
How are red-green color blindness and hemophilia examples of sex-linked inheritance?
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How are ABO blood groups inherited?
How are ABO blood groups inherited?
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How do radiation and mutagenic chemicals increase mutation rates and lead to genetic diseases and cancer?
How do radiation and mutagenic chemicals increase mutation rates and lead to genetic diseases and cancer?
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Why are most identified human genetic diseases rare?
Why are most identified human genetic diseases rare?
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How are sex-linked genetic diseases inherited differently due to the location of genes on sex chromosomes?
How are sex-linked genetic diseases inherited differently due to the location of genes on sex chromosomes?
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What causes many genetic diseases in humans, and how do dominant and co-dominant alleles play a role?
What causes many genetic diseases in humans, and how do dominant and co-dominant alleles play a role?
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Top Questions
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Discuss the advantages and disadvantages of genetically modifying crops, including soya, maize and rice
Sourav
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Outline the process of genetic modification using bacterial production of a human protein as an example, limited to: (a) isolation of the DNA making up a human gene using restriction enzymes, forming sticky ends (b) cutting of bacterial plasmid DNA with the same restriction enzymes, forming complementary sticky ends (c) insertion of human DNA into bacterial plasmid DNA using DNA ligase to form a recombinant plasmid (d) insertion of recombinant plasmids into bacteria (specific details are not required) (e) multiplication of bacteria containing recombinant plasmids (f) expression in bacteria of the human gene to make the human protein
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Outline examples of genetic modification: (a) the insertion of human genes into bacteria to produce human proteins (b) the insertion of genes into crop plants to confer resistance to herbicides (c) the insertion of genes into crop plants to confer resistance to insect pests (d) the insertion of genes into crop plants to improve nutritional qualities
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Describe genetic modification as changing the genetic material of an organism by removing, changing or inserting individual genes
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Describe and explain the conditions that need to be controlled in a fermenter, including: temperature, pH, oxygen, nutrient supply and waste products
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Describe how fermenters can be used for the large-scale production of useful products by bacteria and fungi, including insulin, penicillin and mycoprotein
