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Humans require food to supply their energy needs. The energy from food comes from three basic macronutrients and for many adults, alcohol. A multibillion dollar industry exists in the US and the developed world promoting various diets that claim that eating specific proportions of macronutrients will promote health (i.e. Atkins, […]

In rabbits, black is due to a dominant gene, B, and brown to its recessive allele, b. Short hair is due to a dominat gene, S, long hair to its recessive allele, s. a) In a cross between a homozygous black shorthaired male and homozygous brown longhaired female, what would […]

Case Study- Disorders of Renal Function Fred, a fit and healthy 44-year-old, was working outside one warm summer afternoon. When he returned home by the end of the day, his lower back felt sore and he felt nauseated. His wife made him dinner, but he was not hungry and chose […]

Three genes on different chromosomes are responsible for three enzymes that catalyze the same reaction in grapes: colorless compound –> red compound(a+, b+, c+) The normal functioning of any one of these genes is sufficient to convert the colorless compound to the red compound. The abnormal functioning of these genes […]