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Unformatted text preview: plants reproduce sexually, asexually, or both Mechanisms of Asexual Reproduction
o Fragmentation Separation of parent plant into parts that develop into whole plants o Apomixis Asexual production of seeds
Diploid cell in ovule gives rise to embryo Vegetative Propagation and Agriculture
o Humans have devised various methods for asexual propogation of angiosperms 43
o Clones from cuttings Plants that are asexually reproduced from plant fragments o Grafting A twig or a bud from one plant is grafted onto a closely related species or a different variety of the same species Clicker Questions:
1. Which does not apple to gymnosperms or angiosperms?
a. Single spore type 2. In seed bearing plants, microspores develop into____.
a. Pollen grains 3. How many generations are represented in the seed of a gymnosperm?
4. Gymnosperms include ______.
a. Cycads, conifers, Ginkgo biloba, and gnetophytes 5. One difference between gym and angio is tha _____.
a. Only angiosperms produce fruits 6. A typical eudicot leaf is composed of _____.
7. Unlike collenchyma and sclerenchyma tissues, parenchyma tissue does not function in ______.
a. Support 8. Gymnosperms and angiosperms have the following traits in common except ______.
a.i. Present in the angiosperms, as part of the flower
9. With respect to angiosperms, which of the following is incorrectly paired with its chr...
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This note was uploaded on 02/03/2014 for the course BIOL 1202 taught by Professor Gregg during the Spring '08 term at LSU.
- Spring '08