Monday, September 22, 2008

FALL IS OFFICIALLY HERE!

Thats right, fall is officially here! That means every day until December 21st will be shorter! How does the seasonal change affect ecosystems?

This week in Science:
  • We finished section 2 of our biological diversity unit; please read all pages up to page 37
  • Wrote notes on section 2
  • Reproduced a spider plant asexually and began lab to observe how plant will produce roots

Homework: Complete questions on page 36 and 37. Page 36 question 1, 2 and page 37 question 1, 2, 5, 8, 10. Also complete the defenitions for all the key term from the notes!

Key terms you should define: continuous variation, discrete variation, heritable characteristics, non-heritable characteristics, anther, asexual reproduction, binary fission, budding, cleavage, cross-fertilization, cross-pollination, egg cells, embryo, fertilization, gametes, ovary, ovule, pistil, pollen, pollination, sexual reproduction, sperm cells, spores, stamen, stigma, style, vegetative reproduction, zygote

Due Wedsneday for 9E and 9B and Due Thursday for 9H

Last week:
  • We finished section 1 and had a quiz on section 1
  • Covered important topics such as: variability, symbiosis and natural selection

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