Chromosomes

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Chromosomes
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Meiosis I
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Meiosis II
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Gametogenesis
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Miscellaneous
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Homologous Pairs
Meiosis I
Meiosis II
Gametogenesis
Miscellaneous
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CATEGORY 1 - 100

• Number of chromosome pairs in a human body cell

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• What is 23?

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• Chromosomes from both parents with genes for
  the same traits

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• What is homologous

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• DNA wraps around these proteins in eukaryotes and
  forms these groups

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• What are histones and nucleosomes?

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• A picture of the chromosomes arranged in pairs
  and size order

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• What is a karyotype?

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• Chromosomes numbers 1-22

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• What are autosomes?

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CATEGORY 2 - 100

• Gene trading between homologous chromosomes early
  in meiosis

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• What is crossing-over?

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• Phase when homologous pairs line up on the cell
  equator

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• What is Metaphase I

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• Phase when homologous pairs separate

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• What is anaphase I?

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• Phase when synapsis occurs

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• What is Prophase I

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• Phase when cells first become haploid

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• What is Telophase I?

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CATEGORY 3 - 100

• Chromosomes are (paired or individual) when
  meiosis II starts

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• What is individual?

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• Chromosomes are (single or sister chromatids)
  when meiosis II starts

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• What is sister chromatids?

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• Chromosomes on the cell equator in metaphase II
  are double or single copies?

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• What is double?

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• Phase when sister chromatids separate

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• What is anaphase II?

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• Number and kind (diploid or haploid) of cells
  that form in telophase II

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• What is four haploid cells?

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• Sperm and egg in animals sperm cell in pollen
  and ovule in flowers

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• What are gametes? What are cells for sexual
  reproduction?

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• Diploid cell formed by joining of sperm and egg

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• What is a zygote?

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• Increases as age of parents (and age of gametes)
  increases

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• What is the risk for birth defects?

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• Number of mature ova that form from a diploid
  egg-producing cell

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• What is one?

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• A head containing DNA, and a middle piece
  packed with mitochondria

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• What are the parts of a sperm?

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• It condenses into chromosomes in early meiosis

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• What is chromatin?

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• Form of DNA when cell is in interphase

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• What is chromatin?

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• Process when homologous pairs come together

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• What is synapsis?

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• Chromosome pairs or chromatids do not separate
  in anaphase

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• What is nondisjunction?

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• Term for four chromatids held together

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• What is a tetrad?

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Final Category Meiosis
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FINAL CATEGORY
Why sexual reproduction is better for the species
Think music
Wrong answer button
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FINAL CATEGORY
What increases genetic variation?
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END OF GAME

• Congratulations, winners!!

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