Biochemistry Pyridoxal phosphate is a key cofactor in metabolism. Which one of the following best represents reactions that require this cofactor? A Glycogenn Converted to Glucose-1-Phosphate and Glycogenn-1 - yes; Pyruvate Plus Aspartate Producing Alanine and Oxaloacetate - yes; Homocysteine Plus N5-Methyl-THF Produces Methionine and THF - no; Homocysteine Plus Serine Produces Cystathionine - yes; Histidine Produces Histamine - yes B Glycogenn Converted to Glucose-1-Phosphate and Glycogenn-1 - yes; Pyruvate Plus Aspartate Producing Alanine and Oxaloacetate - yes; Homocysteine Plus N5-Methyl-THF Produces Methionine and THF - yes; Homocysteine Plus Serine Produces Cystathionine - no; Histidine Produces Histamine - yes C Glycogenn Converted to Glucose-1-Phosphate and Glycogenn-1 - yes; Pyruvate Plus Aspartate Producing Alanine and Oxaloacetate - yes; Homocysteine Plus N5-Methyl-THF Produces Methionine and THF - no; Homocysteine Plus Serine Produces Cystathionine - yes; Histidine Produces Histamine - no D Glycogenn Converted to Glucose-1-Phosphate and Glycogenn-1 - yes; Pyruvate Plus Aspartate Producing Alanine and Oxaloacetate - no; Homocysteine Plus N5-Methyl-THF Produces Methionine and THF - yes; Homocysteine Plus Serine Produces Cystathionine - no; Histidine Produces Histamine - no 💡 Explanation Pyridoxal phosphate is a key cofactor in metabolism. Which one of the following best represents reactions that require this cofactor? ✓ Correct Answer: A. Glycogenn Converted to Glucose-1-Phosphate and Glycogenn-1 - yes; Pyruvate Plus Aspartate Producing Alanine and Oxaloacetate - yes; Homocysteine Plus N5-Methyl-THF Produces Methionine and THF - no; Homocysteine Plus Serine Produces Cystathionine - yes; Histidine Produces Histamine - yes