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DNA & CELLS!

DNA & CELLS!. Photo by H. Brown. Today’s Bellwork. DNA can be reproduced because of its STRUCTURE The Double Helix can be “unzipped,” so that each strand can be copied. http://www.youtube.com/watch?v=teV62zrm2P0. Bellwork Answers. Why is DNA important?.

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DNA & CELLS!

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  1. DNA & CELLS! Photo by H. Brown

  2. Today’s Bellwork • DNA can be reproduced because of its STRUCTURE • The Double Helix can be “unzipped,” so that each strand can be copied. • http://www.youtube.com/watch?v=teV62zrm2P0

  3. Bellwork Answers

  4. Why is DNA important? Why does a baby elephant have a trunk? What makes a giraffe baby look like its mom and not an elephant?

  5. CELL • The basic unit of life

  6. DNA • DNA—deoxyribonucleic acid: the genetic blueprint or instructions contained in every cell of an organism • Polymer—large molecule formed when many smaller molecules bond together • The genetic material that allows traits to be passed down from Parent (P1)  Offspring (F1)

  7. What is DNA made of? • Nucleotides • Phospate (PO4) • Sugar (deoxyribose) • Nitrogenous Base

  8. The Nucleus: Where DNA is Found DNA is inside the Nucleus of every cell

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