Chromosome Smears Laboratory Kit for biology and life science makes the concept of chromosome concrete. See the real thing in this unforgettable activity.
Students view actual chromosomes! The salivary gland chromosomes of Drosophila virilis are the perfect choice for this activity. They are large and relatively easy to see. Students extract the chromosomes from the larva, prepare slides, and then stain them for viewing with their microscopes. The concept of chromosome becomes concrete after seeing the real thing. An activity your kids will never forget!Teacher Notes, reproducible student handouts, and all necessary chemicals are provided. Additional Drosophila culture vials are recommended as a separate purchase.Complete for 30 students working in pairs. Drosophila are available separately. Allow 2 weeks for delivery of Drosophila.
Specifications
Materials Included in Kit: Carmine-aceto solution, 25 mL Saline solution, 30 mL
Correlation to Next Generation Science Standards (NGSS)†
Science & Engineering Practices
Planning and carrying out investigations
Disciplinary Core Ideas
MS-LS1.A: Structure and Function HS-LS1.A: Structure and Function
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