1. Turn in HW; starter
   no late work in college classes
2. Buffet: stamps/review SE work, Malthus essay
3. PPT: variation & pressure = differential success, aka selection
4. Selection Lab (new groups)
   part C, pollinate the Fast Plants
  part B, discuss & record pre-lab: objective or question, null hypothesis, establish methods, practice with your 'beak' 

HW: Finish the pre-lab, as needed
​         Define the unit vocabulary; quiz next WED: vocab, short frq, s'math
    

1. Hot enough for you?  A dynamic bell curve
   Expect q on climate change on the May exam
2. PPT: conditions driving selection
    relate to lab work
3. PPT: standard error
    relate to lab work
4. Selection Lab, part C (slide 19): Fast Plant Selection
    • measure the largest cotyledon of every plant; record with a 'flag'
    • post data to class Sheets file
    • agree upon 'fitness' criteria; select survivors/cut off the rest
   • remove any open flowers;  water them! 

HW: • Bring your beak' again
        • Type up the variation lab into a MLA formatted lab report
               name the document: 'Variation Lab 3A Janelle Johnson'
           Use section headings  background, pre-lab, data, results, analysis
            refer to your organism name: mesquite, palo verde, lodgepole pine, peanut, cowry, bean clam.
               research the scientific name
           Save a copy of the group Sheets file.
             Customize/modify tables and graphs
           Act on feedback given in the lab notebook assessment
     Use this rubric as a checklist  ignoring components not assigned (i.e. illustrative  examples, hypothesis, discussion, presentation)

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