BIO UNIT 3 Section 1

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drummerboy424
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241929
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BIO UNIT 3 Section 1
Updated:
2013-10-28 12:41:30
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BIO UNIT
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BIO UNIT 3
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  1. DNA is important to make ____ & ______.
    • RNA 
    • Cell Proteins
  2. What are the 2 possible cell types in Multicellular Organisms. (normal body cells)
    • Gamete
    • Somatic
  3. Gametes are cells for _____ reproduction.
    sexual
  4. Gametes are produced by a type of cell division called _____.
    Miosis
  5. Miosis ______ the amount of ______ material in half in preparation for union of ____ gametes.
    • Reduces
    • genetic
    • 2
  6. Somatic's are all other _____ cells that don't undergo sexual reproduction.
    body
  7. Somatic's undergo a type of cell division called ______
    mitosis
  8. Mitosis maintains the _____ amount of genetic material.
    same
  9. Most ______ cells undergo sexual reproduction.
    Eukaryotic
  10. To much or little _____ in a cell will not alow the cell to function.
    DNA
  11. Yo have __ chromosomes to your cells.
    46
  12. Each sister cell in cell division has ___ chromosomes.
    23
  13. Mitosis is associated with ____ cells
    Somatic
  14. Miosis is associated with ___ cells.
    Gamete
  15. ____ cells hace half the amount of material and form together to make a ____
    • Gamete
    • Zygote
  16. Anytime cells repair themselves (damaged skin) they undergo ____.
    Mitosis
  17. All cells have a ____ cycle
    Life
  18. What are the 4 different stages of the cells life cycle?
    • G1- First Gap
    • S- Synthesis
    • G2-Second Gap
    • M- Mitotic Stages
  19. G1 (First Gap) is the _______ and doing _____ functions.
    • Growing
    • Normal
  20. S-(Synthesis) ___ makes copy of itself. DNA Synthesis.
    DNA
  21. Cells need a _____ to go through S phase
    signal
  22. G2-(Second Gap) Cell ____ for preparation of ______ in half.
    • grows
    • splitting
  23. M-(Mitotic stages) cell _____ stages
    division
  24. _____ cells stay in G1 forever.
    Brain.
  25. ______ are basically DNA complex with
    ______.
    • Chromosomes
    • protein
  26. In __ phase Chromosomes are very thin ____ like structures that you cant even see with microscope. They are ________ chromosomes.
    • GI
    • thread
    • UnReplicated
  27. In S phase DNA is ______ and _______.
    sister _______ connected at a ______.
    Before __ phase chromatids wrap together really tightly called ________.This
    is what you see under microscopes.
    • replicated (and) stranded.
    • chromatids
    • centromere
    • M
    • Condensation
  28. Girls have the chromosomes __ __
    Boys have the chromosomes __ __.
    • XX
    • XY

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