Exam_2_Review

Exam_2_Review - Ovule = zygote food and coat Seed Seedling...

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Exam 2 Review
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Euglena complexity 28.3 (pump water out) (photosynthesis) (food storage)
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 Contractile vacuole pumps  water out Food vacuole digests bacteria  trapped by cilia and moved to  mouth Micronuclei  transferred (sex) Cells reproduce later  by mitosis Fig. 28.12 Sex not associated with  reproduction
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Chytrids basal Protists are ancestral groups (not plant) Progressive evolution of terrestrial habit Phylogeny Chytrids are  basal Loss of flagellae
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Figure 31.24  Anatomy of a lichen
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Figure 31.21  An experimental test of the benefits of mycorrhizae   Fungicide
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Fig. 31.25 Examples of fungi that are parasitic on  plants
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Gametophyte dominant, and nourishes  sporophyte in Bryophytes Sporophyte dominant,  gametophyte reduced in  Pteridophytes Sporophyte nourishes  gametophyte in seed plants Fig. 30.2
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Fig. 30.6 Gymnosperm life cycle simplified Sporophyte (tree) Male cone Female cone Pollen Formation of  pollen tube and  fertilization
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Unformatted text preview: Ovule = zygote, food and coat Seed Seedling Fig. 30.10 Angiosperm life cycle simplified Sporophyte with flower Anther Pollen Stigma Pollen tube Fertilization • one sperm for egg • One sperm for endosperm Seed = zygote + endosperm + coat Seedling with cotyledons Ovule in carpel Fig. 30.13 Differences between monocots and dicots Produces Pollen Recieves Pollen Fig. 30.7 Leaves 35.6 Leaf anatomy is often important in keying out plants 35.16 Arrangement of tissues: Dicot vs. Monocot stem Not responsible for root structure 35.10 Figure 35.26 Establishment of axial polarity Mutant without root shoot polarity Wild type plant Figure 35.27 Too much “volume” from a homeotic gene Fig. 35.31. Homeotic A genes produce sepals or petals, B petals or stamens, C stamens or carpels Flower apical meristem viewed from above...
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Exam_2_Review - Ovule = zygote food and coat Seed Seedling...

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