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Subjects/Biochemistry/Biochemistry
Biochemistry
medium
flask-conical Biochemistry

Best biochemical description of glucose is?

A. Exists as ketose sugar
B. Present in L form in all biosystems
C. Its C-4 epimer is galactose
D. It's a disaccharide

Explanation

Glucose: Simple sugar (monosaccharides) Has six carbon atoms (hexose) Its C-4 epimer is galactose Has 2 isomers - D-isomer (D-glucose/dextrose, occurs widely in nature) and L-isomer (L-glucose - does not occur much in nature) It is stored as a polymer (in plants as starch and in animals as glycogen)

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