2011 photos

Tetrahymena in the Classroom!

Mating module : looking for mating pairs — looking for mating pairs

Mating module: combining mating types — combining mating types

Middle School Chemosensory module : preparing tetrahymena test slide — preparing tetrahymena test slide

Middle School Chemosensory module : observing chemosensory response of tetrahymena — observing chemosensory response of tetrahymena

Microevolution module: preparing microcosm — preparing microcosm

Microevolution module: preparing a microcosm — preparing a microcosm

Phagocytosis module: looking for food vacuoles in tetrahymena — looking for food vacuoles in tetrahymena

Middle School Chemosensory module : selecting test spices — selecting test spices

Lab Modules : Classroom Set Ups

Sample classroom set up for Phagocytosis and Chemosensory lab modules.

Chemosensory module for middle school

More spices for the chemosensory module

Setup for phagocytosis module

Groton Science Fair

Three students from Mr. DeVoe’s 7th Grade Life Sciences class designed an experiment utilizing Tetrahymena thermophila to studied the effects of temperature on the feeding behavior of tetrahymena for the 2011 Groton Science Fair.

Setting up the experiment.

Tetrahymena stock cultures ready for transfer to working culture petri dishes.

Growing working cultures of tetrahymena.

Starving the tetrahymena cells.

Learning to pipette.

Utilizing the Swiftcam II to count food vacuole formation in tetrahymena.

Science Night Poster Presentation.

Images of Tetrahymena

Tetrahymena divider — Dividing T. thermophila – protargol stain. Photo by E. Marlo Nelsen, supplied by J. Frankel.

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