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Tuesday, September 4, 2012

Meiosis, Genetics and on to qBASIC

In Genetics this morning after a long weekend, we went over our discussion questions for Chapter 3.  Discussion topics included embryo development, the three primitive germ layers, teratogens and progeria.  We also started our study of Mendelian genetics ... which will continue tomorrow with our Indian corn dihybrid cross lab.

In Selected Topics of Science, we worked in the Rick Lewis book ... several topics and several genetic conditions.  We will finish this tomorrow.  We will try to wrap up our study of genetics this week with a genetics lab and a chromatography lab.

We started Microsoft qBASIC in Computer Programming today.  We went over programming essentials in small groups of 4 and 5.  This instruction took the entire block.  We will start our problems in qBASIC tomorrow and will be working in qBASIC for several weeks before moving on to Microsoft Visual BASIC.

http://en.wikipedia.org/wiki/QuickBASIC

Yesterday, I had a picture of a vine I was trying to ID ... turns out to be a burr cucumber vine, an invasive.

We have a garden spider working at the corner of our porch ... I have seen several during the summer. My pictures of our porch spider in not very good ... will try again later




The web of the yellow garden spider is distinctive: a circular shape up to 2 feet (60 cm) in diameter, with a dense zigzag of silk, known as a stabilimentum, in the center. The purpose of the stabilimentum is disputed. It is possible that it acts as camouflage for the spider lurking in the web's center, but it may also attract insect prey, or even warn birds of the presence of the otherwise difficult-to-see web. Only those spiders that are active during the day construct stabilimenta in their webs.

http://en.wikipedia.org/wiki/Argiope_aurantia


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