Дистанционное обучение Innovating Science™: клеточное дыхание – какой сахар больше всего нравится дрожжам

Description

• Objectives:
  • Expose living yeast cells to glucose, sucrose, and lactose
  • Observe yeast using sugar as food source
  • Allows students to understand yeast can use different options for energy production
  • Use pH indicator to indirectly determine the effectiveness of each sugar
• Includes:
  • 10 mL 0.5% litmus
  • 1 g dehydrated yeast
  • 5 mL 0.1M sodium hydroxide
  • 1 glucose QuickSolution (to make 30 mL)
  • 1 sucrose QuickSolution (to make 30 mL)
  • 1 lactose QuickSolution (to make 30 mL)
  • 6 plastic cups
  • 2 plastic scoops
  • 2 pipettes
• Notes:
  • Contains and an instruction manual and enough materials for two groups