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🔬 Biology  ·  Biomolecules  ·  NEET

What is the basic structural unit of carbohydrates?

Answer: Monosaccharide.

  • A Amino acid
  • B Fatty acid
  • C Nucleotide
  • D Monosaccharide

Correct answer: D. Monosaccharide

Explanation: Monosaccharides are the simplest carbohydrates. Examples include glucose, fructose, and galactose.

Enzyme Kinetics: Rate vs Substrate Concentration[Substrate]Reaction rateVmaxKm½VmaxCurve flattens at high [S]: ALL enzyme active sites are occupied (saturation)

As substrate concentration rises, reaction rate increases steeply at first, then plateaus at Vmax once every enzyme molecule is working at full capacity; Km is the substrate concentration giving half-maximal rate, and a LOWER Km means the enzyme reaches that rate with less substrate (higher affinity).

Concept context

Carbohydrates, proteins, lipids, nucleic acids, and enzyme kinetics. Essential foundation for understanding metabolism.

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