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The BBC carried the following posting on its web site of 13th October 2011. “Alongside the obesity strategy, ministers also announced new recommended levels of energy intake following a review by advisers. It is the first time for 20 years that they have been changed. For a man of average […]

Question: Blindness is an autosomal dominant disorder in puppies. B or b are used to represent the gene that causes blindness. Black Hair Follicular Dysplasia (BHFD) is an autosomal recessive disorder in puppies. D or d are used to represent the gene that causes BHFD. Use capital letters to represent dominant […]

SHAPE * MERGEFORMAT A special class of mutants of E coli unable to utilize lactose as a carbon source were found to have mutations in the coding sequence for ?-galactosidase (lacZ gene). They produce no ?-galactosidase protein. Surprisingly, they fail to produce the polypeptide products of the permease (lacY) and […]

The most common therapy for warts is cryotherapy, in which liquid nitrogen is applied to the area of the wart every few weeks, freezing it for a few seconds until the wart falls off. This isn’t as painful as it sounds, but requries a physician’s attention and, for some patients, […]