Question 1: What is the definition of a single-gene disorder? Answer: Single-gene disorders are genetic conditions caused by mutations in a single gene. They can follow autosomal dominant, autosomal recessive, or X-linked inheritance patterns. Question 2: Name two examples of autosomal dominant single-gene disorders. Answer: Examples include Huntington’s disease and Marfan syndrome. Question 3: What […]
Question 1: What is the initial step in the synthesis of both purine and pyrimidine nucleotides? Answer: The initial step in the synthesis of both purine and pyrimidine nucleotides is the synthesis of PRPP (5-phosphoribosyl-1-pyrophosphate) from D-ribose-5’-P. Question 2: What is the significance of Mycophenolic acid in purine nucleotide biosynthesis? Answer: Mycophenolic acid is an
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Question 1: What are the two ways fructose exists in food? Answer: Fructose exists in food as a monosaccharide (free fructose) or as a unit of a disaccharide (sucrose). Question 2: What is the name of the transporter protein responsible for fructose absorption in the intestine? Answer: Fructose absorption in the intestine occurs via facilitated
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Question 1: What is the primary function of the urea cycle in humans? Answer: The urea cycle converts ammonia, a highly toxic byproduct of amino acid metabolism, into urea, a less toxic compound that can be safely excreted in urine. This process is vital for maintaining nitrogen balance in the body. Question 2: Which cellular
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