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Unit 1:
Ch. 1
Ch. 2
Ch. 3
Interlude A
Unit 2:
Ch. 4
Ch. 5
Ch. 6
Ch. 7
Ch. 8
Ch. 9
Interlude B
Unit 3:
Ch. 10
Ch. 11
Ch. 12
Ch. 13
Ch. 14
Ch. 15
Interlude C
Unit 4:
Ch. 16
Ch. 17
Ch. 18
Ch. 19
Interlude D
Unit 5:
Ch. 20
Ch. 21
Ch. 22
Ch. 23
Ch. 24
Ch. 25
Ch. 26
Ch. 27
Ch. 28
Ch. 29
Ch. 30
Interlude E
Unit 6:
Ch. 31
Ch. 32
Interlude F
Unit 7:
Ch. 33
Ch. 34
Ch. 35
Ch. 36
Ch. 37
Ch. 38
Interlude G

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Transforming Leaves into Petals
{Current Biology, 2-01)1.

Biologists at the University of California, San Diego, have discovered how to genetically convert leaves into petals, an achievement that may be the botanical equivalent of the medieval alchemist transmuting iron into gold, except that the leaf/petal transformation has actually taken place.

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Active Reading Questions

  1. fiogf49gjkf0d
    fiogf49gjkf0d
    If leaves can be turned into petals, then flowers must belong to which part of the plant body?
    a) roots
    b) stems
    c) leaves
    d) none of the above
  2. fiogf49gjkf0d
    fiogf49gjkf0d
    Petals have a very different function than leaves. The primary function of the leaves is
    a) transportation.
    b) support.
    c) uptake of nutrients.
    d) photosynthesis.
  3. fiogf49gjkf0d
    fiogf49gjkf0d
    The research presented in this article provides fundamental answers to how petals are derived from leaves; in addition it has potential commercial applications. What are some of the applications that might arise from understanding what these genes do?
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