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15 Cards in this Set
- Front
- Back
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What are the most advanced plants? |
Angiosperm |
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What are four synapomorphies of Angiosperms? |
Flowers, Fruits, Double Fertalization and Endosperm. |
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What is endosperm? |
Nurtive tissue for the embroyo |
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Whats usually the sex of flowers? What happens in flowers? |
Hermaphroditic. Its where sex takes place, where spores are formed, gamephotyes are produced, fruits are produced and ovary develops into fruit which contain seeds. |
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What do fruits do? |
Fruits protect seeds and aid indispersal |
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What happens to ovary after fertalization? |
It becomes a fruit |
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What is double fertalization? |
2 male gametes participate infertilization. One sperm combines with the egg to produce a diploid zygote. The other male gamete combines with two haploid nuclei to form the triploid endosperm. |
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Endosperm tissue : Function? |
food forthe embryonic sporophyteduring early development. |
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What arecotyledons and what is their function. |
They are seed leaves that are a part of the embryo. Cotyledons may absorb anddigest the endosperm. |
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Explain the alternation of generation.
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What are the sources of energy in corn seed, or kernel? |
Embryo and Endosperm. |
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Whats a tall angiosperm and a short angiosperm. |
Tall: Corn Short: Grass |
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Corn: Whats the sex? |
It contains male and female flowers, so its a Hermaphorodite |
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How do most angiosperms transfer pollen? |
They tend to rely on animals |
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The fertalized seed inside the fruit, what is it dispersed by? |
Animals |
