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Plants have photoreceptors in the tips of their shoots. If light is detected from a specific direction, the plant will produce auxins which diffuse fown the shoot of the plant. The auxins increase in conc...

In the population, there is genetic variation with some individuals possessing allele p and some possessing allele q. Predation by wolves acts as a selection pressure on the genetic variation in the popul...

ATP is constantly being produced in every mitochondrion of the cell, but it can't be stored within it. This is directly related to the properties of this important molecule - the phosphate bond between th...

Resperation in cells occurs in the Mitochondria. Mitochondria are rod shaped organelles that can be thought of as the power generators of the cell. There role is to convert Oxygen and Nutrients into Adeno...

DNA is unziped by DNA helicase. RNA polymerase catalyses the formation of a complementary strand of pre-mRNA, using the non-coding strand of DNA as a template. The pre-mRNA contains non-coding regions (in...