Ancient Beech Glen Affric, Scotland

Ancient Beech Glen Affric, Scotland
The Wishing Tree (Goldberry)

Gaia Theory and All Life is Connected

The concepts of an interconnected earth are intriguing and measurable. As a botanist and microbiologist I have studied symbiotic relations that range from parasitic to symbiotic. Many indigenous people have understood these concepts longer than modern scientists. The Lakota Sioux state: “Mitakuye Oyasin,”which means, “To all of my relations.” It is a prayer of oneness and harmony with all forms of life: people, animals, birds, plants, insects, and even rocks. It is a reminder that we all share a common kinship within the hoop of life. Our bodies are composites of bacteria, and within our cells are remnants of ancient bacterial cells that are now mitochondria. Dr. Lynn Marguelis a famous botanist, and suppoter of James Lovelock Theory of Gaia states: "The only individuals on the planet are bacteria."

http://www.unreasonable.com/people/margulis/root.htm

http://www.lakotawritings.com/Sacred_Symbols.htm


Magi magnificentii

Magi magnificentii
Magi, Mycorrhiza and Antelope Island State Park

Friday, February 17, 2012

Cell Regulation and Cancer

February 17, 2012

Academic Goal: The normal cell cycle is regulated by cyclin proteins. Today we reviewed cell cycle regulation (pg. 253-259) and compared cancer growth rates.

Discovery Questions and Activities: How does cancer growth rates differ from regular cellular division? What do I know about cancer? What do I want to know about cancer? What have I learned about cancer? Review 9.2-9.3 Reading Guide (Due next time class meets), Complete flow chart on Regular Cell-Cycle Regulation pg. 253.


1. Cancer Cells Video Clip: Answer the questions discussed in this video.

2. Think-Pair-Share: Observe data on mitosis rates from regular chicken stomach and cancerous chicken stomach cells. How do they differ?


3. Visual Literacy: Re-create the normal cell cycle regulators (pg. 253). Include: Cyclin, CDK and checkpoints. Think-Pair-Share the following question: What does a stop light signal mean to you? After creating Figure 9.11, write one sentence under your diagram on how proteins and enzymes are similar to stop-light signals.

4. Apoptosis: Reviewed programmed cell-death. Completed sections on reading guide.

Homework that is due: 9.2-9.3 Reading Guide. 9.2-9.3 Vocabulary and Foldable. Poem haiku, short essay on mitosis and its unique vocabulary terms.

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