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PCR is a way of producing large quantities of a specific target sequence of DNA. It is useful when only a small amount of DNA is available for testing (e.g. crime scene samples of blood, semen, tissue, hair,...

· An individual with a recessive allele for a disease condition that is masked by a normal dominant allele is said to be a carrier · Carriers are heterozygous and can potentially pass the trait on to the nex...

Sex linkage refers to when a gene controlling a characteristic is found on a sex chromosome (and so we associate the trait with a predominant gender) · Sex-linked conditions are usually X-linked, as very few...

Increase the temperature 2) Increase the concentration of reactants 3) Increase the surface area of the reactants 4) Use a catalyst 5) Remove the product as it's formed

There are a few differences that you can use to tell apart or describe these types of cells. The first distinguishing feature is whether the cell is eukaryotic or prokaryotic - this helps to separate bacteri...