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CF is a homozygous recessive condition. This means that it is inherited, ie a child gets the condition by the genetic material passed on to it from its parents. Let's call the faulty allele f (which is al...
(This would be after I have introduced the punnett square - I will draw this out for the student) Remember that each parent contributes one allele for a given gene to their offspring. For cystic fibrosis ...
A mutation is a change in the DNA base sequence. This causes a change in the amino acid that is synthesised, and this could change the shape of the active site on an enzyme. The shape of the active site m...
Polymerase Chain Reaction or PCR is the process of amplifying a sample of DNA. The first stage of a PCR cycle is known as the denaturation phase. This occurs at a temperature of 95C and lasts for approxim...
Equation: carbon dioxide + water ---(with light energy)---> glucose + oxygen Glucose is the important product of the photosynthesis reaction. Some of the glucose is used in respiration to provide energ...
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