3/2/18 MEIOSIS...MEIOSIS 3/2/18 PAGE 86 DO NOW ‣ Is this organism human? ‣ Is it male or female?...
Transcript of 3/2/18 MEIOSIS...MEIOSIS 3/2/18 PAGE 86 DO NOW ‣ Is this organism human? ‣ Is it male or female?...
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MEIOSIS3/2/18
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DO NOW
‣ Is this organism human?
‣ Is it male or female?
‣ Are there any abnormalities? If so, where?
‣ Is this karyotype from a somatic cell or sex cell?
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AGENDA▸Meiosis
▸Meiosis vs Mitosis
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MEIOSISCORNELL NOTES TITLE (PAGE 87)
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MEIOSIS▸ Process of creating sex cells
▸ Reduces the number of chromosomes in half
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CHROMOSOME REVIEW
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MEIOSIS PROCESS
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SPERMATOGENESIS▸ Creation of sperm cells
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OOGENESIS▸ Creation of egg cells
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MEIOSIS IS A SOURCE OF VARIATION▸ Crossing over (in Meiosis 1)
▸ Independent assortment of chromosomes
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FERTILIZATION▸ Fusion of gametes (egg and sperm come
together)
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MITOSIS VS. MEIOSIS
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REVIEW▸ Meiosis: Diploid Haploid
▸ Fertilization: Haploid Diploid
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WRITTEN SUMMARY
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WRITTEN SUMMARY▸ Use ALL vocabulary from today (underline/
highlight)
▸ At least 3 sentences