'Double fertilization' diaporamas de présentation

Organisms and their Essential Life Functions Goal 4

Organisms and their Essential Life Functions Goal 4. Viruses and Bacteria Page 51. Viruses . Viruses are considered nonliving particles. Viruses does not carry out reproduction until in a living cell( host ). Obtaining Food= they are parasites .

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Why do plants need sunlight?

Why do plants need sunlight?. How do plants get what they need?. What reaction is this?. If plants use oxygen, why do they release it to the atmosphere?. Which traits evolved first in land plants?. Where did plants likely evolve?

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Ch. 38 Angiosperm Reproduction and Biotechnology

Ch. 38 Angiosperm Reproduction and Biotechnology. 38.1 Flowers, double fertilization, and fruits . Angiosperm reproduction involves an alternation of generations between a multicellular diploid sporophyte generation and a multicellular haploid gametophyte generation.

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Tuesday 11/12/13

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Plant Diversity II: The Evolution of Seed Plants

Plant Diversity II: The Evolution of Seed Plants. Chapter 30. Advantages of Seeds. Embryo and food supply within ovule, protected Multicellular tissue layers provide protection Can remain dormant for days, months or years until conditions are right Transported by wind or animals.

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Section 30-1 VOCABULARY REVIEW

Section 30-1 VOCABULARY REVIEW. 1. An antheridium produces many sperm, and an archegonium produces a single egg. 2. Homospory is the production of one type of spore. Heterospory is the production of different types of spores.

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Continuing Trends in Plant Evolution

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Plant Reproduction and Responses

Plant Reproduction and Responses. By Michael Hohl,Sam Melville, Jordan Petersen, and Matt Rosenthal. Life Cycles of Plants. Main Idea: plants cycle through haploid(n) gametophyte and diploid(2n) sporophyte generations.

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Angiosperm Plant Reproduction (Chap. 28)

Angiosperm Plant Reproduction (Chap. 28) . Know the following in a typical plant: sepal, petal, stamen, anther, filament, pollen, pistil, stigma, style, ovule, and ovary . Sexual Reproduction. Pollination the transfer of pollen from an anther to a stigma

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Tracheophyte Evolution

Tracheophyte Evolution. Origin. Big split between Lycophyte lineage and Euphyllophytes Euphyllophytes have megaphylls, pseudomonopodial growth. Next Big Split. Monilophytes (ferns and fern allies, including horsetails) and Lignophytes

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REPRODUCTION in Flowering Plants

REPRODUCTION in Flowering Plants. I. FLOWERS. Are the organs of reproduction in anthrophytes (flowering plants). PARTS of the flower include:. Sepals : enclose the flower bud and protect it until it opens Petals : attract pollinators. More flower parts-.

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