Friday, May 25, 2012

Notebook Check #13 due Tuesday

Good job on the Plant Unit Quiz today. Your two last assignments for this unit are the Plant Organs lab report and the Notebook Check #13. The grading sheet has been posted under "Documents." Don't forget the parent signature. Both of these assignments are due next Tuesday.

*** Remember to add Question #5 to your lab "Data Analysis" section: 5. Based on your knowledge of monocots and dicots, was the lily you observed a monocot plant or a dicot plant? What characteristics did you rely on to determine your answer? ***

We will start the Animal Unit next week. On Tuesday, you will have time to work on your projects at school. Remember to meet in the computer lab in the library. Bring your own laptop if you like. Then starting on Wednesday, you will watch presentations by your classmates. I revised the rubric for the animal presentations. You may look at it (under "Documents") to see how I will grade you. 

Lastly, remember that there is a slight change in the schedule next week. Because the hydra you will be observing in lab won't be ready until next Friday, we will need to switch the agendas for Thursday and Friday. On Thursday, the groups responsible for Worms and Mollusks will do their presentations. Then on Friday, we will do the hydra (cnidarian) lab. Those of you who will be going on a field trip next Friday will need to make alternative arrangements. For example, you may ask your lab partner to perform the lab in class, then you write the lab report afterward. Or, you may come to school early on Friday (before the field trip) to do it. I can keep the hydra over the weekend until Monday morning, but I doubt most will still be alive by then. You can hope that they'll still be alive for you to observe them then. If you cannot make arrangements to somehow complete the lab, then you will need to write a 3-page essay about cnidarians as the make-up assignment.

EXTRA LEARNING: In class, we learned one of the reasons why commercially ripened tomatoes don't taste as good as naturally ripened tomatoes. It has to do with chemicals, or lack thereof. Here is an article exploring that issue even further: The Science of Tasty Tomatoes. This article is also interesting; it relates genetic engineering to enhancing tomato flavor: "Genome could enhance tomato taste."

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