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Why Medicine? That is a common question that is asked at virtually every medical school interview. I myself attended four medical school interviews before getting into medical school and had successfully ...

Variation is present in a population, this can either be genetic variation or due to mutations. A selectional pressure causes a stuggle for existance. Selectional pressures can come from a predator, disea...

specific heat capacity of water, c = 4200J/kgK
First student should understand that due to no heat losses the energy provided by mains socket to kettle is the same energy as the heat which changes th...

Although most poems in Blake's 'Songs of Innocence and Experience' can be paired together, the two "Holy Thursday"'s and "The Chimney Sweeper"'s are perhaps best placed to directly com...

S = e^ix - (1/2)e^3ix + (1/4)e^5ix - … is an infinite geometric series, equal to a/(1 - r). a = e^ix and r = (1/2)e^2ix thus S = e^ix/(1+(1/2)e...