lecture 1-18 life cycles & meiosis

lecture 1-18 life cycles & meiosis - Chapter 13 Life...

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Chapter 13 – Life cycles and meiosis Learning objectives • Differentiate between asexual and sexual reproduction. • Describe the three types of life cycles of animals, plants, and fungi. • Understand why meiosis is essential to sexual reproduction. • Be able to compare and contrast meiosis with mitosis. • Know what crossing over involves and when it occurs. • Explain how the independent assortment of homologous chromosomes during meiosis I leads to increased genetic variation. • Be able to give examples of cells that are formed by mitosis and meiosis. • Terms to know include…tetrad, reduction division, chiasmata, haploid, diploid, genes, gametes, zygote, alternation of generations, synapsis, sporophyte, gametophyte…
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Diploid multicellular organism Key MEIOSIS FERTILIZATION MEIOSIS FERTILIZATION MEIOSIS FERTILIZATION n n n n n n n n n n n n n 2n 2n 2n 2n 2n Zygote Gametes Haploid multicellular organism (gametophyte) Haploid multicellular organism Haploid Diploid Mitosis
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This note was uploaded on 03/19/2008 for the course BIO 311D taught by Professor Reichler during the Spring '08 term at University of Texas at Austin.

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lecture 1-18 life cycles & meiosis - Chapter 13 Life...

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