In this lab, students investigate if all phases of mitosis require the same amount of time for completion. Students respond to this research question by counting the number of onion root tip cells in the four phases of mitosis and in interphase.
- NV Science Team
- Professional Learning
- HS Biology
- HS Earth & Space
- Chemistry
- Physics
- Living Environment & Earth Science ARCHIVE
- LE Resources: LE Getting Started
- LE Unit 1: LE: Characteristics of Living Things
- LE Unit 2: LE: Nutrients, Energy, and Biochemical Processes
- LE Unit 3: LE: Homeostasis in Human Body Systems
- LE Unit 4: LE: Disease and Disruption of Homeostasis
- LE Unit 5: LE: Comparative Reproduction
- LE Unit 6: LE: Genetics, Biotech, and Decision-Making
- LE Unit 7: LE: Ecosystems and Invasive Species
- LE Unit 8: LE: Climate Change and Human Impact: Extinction vs. Evolution
- LE Regents Prep Resources: Living Environment Regents Prep Resources
- LE Data Tools: Living Environment Historical Regents Data
- ES Resources: ES: Getting Started
- ES Unit 1: ES: Origin of the Universe and Our Solar System
- ES Unit 2: ES: Earth's Interior and Plate Tectonics
- ES Unit 3: ES: Landscapes and Surface Processes
- ES Unit 4: ES: Geologic History and Evolution of Life
- ES Unit 5: ES: The Earth-Sun-Moon System
- ES Unit 6: ES: Weather
- ES Unit 7: ES: Geography, Climate, and Human Cities
- ES Unit 8: ES: Review of Major Topics
- ES Regents Prep Resources: Earth Science Review Modules
- ES Data Tools: Earth Science Historical Regents Data Tools
- Bulk Downloader Demo Video