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$100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 Chromosomes Meiosis I Meiosis II Gametogenesis Miscellaneous Homologous Pairs Meiosis I Meiosis II Gametogenesis Miscellaneous $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 CATEGORY 1 - $100 Number of chromosome pairs in a human body cell CATEGORY 1 - $100 What is 23? CATEGORY 1 - $200 Chromosomes from both parents with genes for the same traits CATEGORY 1 - $200 What is homologous CATEGORY 1 - $300 DNA wraps around these proteins in eukaryotes and forms these groups CATEGORY 1 - $300 What are histones and nucleosomes? CATEGORY 1 - $400 A picture of the chromosomes arranged in pairs and size order CATEGORY 1 - $400 What is a karyotype? CATEGORY 1 - $500 Chromosomes numbers 1- 22 CATEGORY 1 - $500 What are autosomes? CATEGORY 2 - $100 Gene trading between homologous chromosomes early in meiosis CATEGORY 2 - $100 What is crossing-over? CATEGORY 2 - $200 Phase when homologous pairs line up on the cell equator CATEGORY 2 - $200 What is Metaphase I CATEGORY 2 - $300 Phase when homologous pairs separate CATEGORY 2 - $300 What is anaphase I? CATEGORY 2 - $400 Phase when synapsis occurs CATEGORY 2 - $400 What is Prophase I CATEGORY 2 - $500 Phase when cells first become haploid CATEGORY 2 - $500 What is Telophase I? CATEGORY 3 - $100 Chromosomes are (paired or individual) when meiosis II starts CATEGORY 3 - $100 What is individual? CATEGORY 3 - $200 Chromosomes are (single or sister chromatids) when meiosis II starts CATEGORY 3 - $200 What is sister chromatids? CATEGORY 3 - $300 Chromosomes on the cell equator in metaphase II are double or single copies? CATEGORY 3 - $300 What is double? CATEGORY 3 - $400 Phase when sister chromatids separate CATEGORY 3 - $400 What is anaphase II? CATEGORY 3 - $500 Number and kind (diploid or haploid) of cells that form in telophase II CATEGORY 3 - $500 What is four haploid cells? CATEGORY 4 - $100 Sperm and egg in animals; sperm cell in pollen and ovule in flowers CATEGORY 4 - $100 What are gametes? What are cells for sexual reproduction? CATEGORY 4 - $200 Diploid cell formed by joining of sperm and egg CATEGORY 4 - $200 What is a zygote? CATEGORY 4 - $300 Increases as age of parents (and age of gametes) increases CATEGORY 4 - $300 What is the risk for birth defects? CATEGORY 4 - $400 Number of mature ova that form from a diploid eggproducing cell CATEGORY 4 - $400 What is one? CATEGORY 4 - $500 A “head” containing DNA, and a “middle piece” packed with mitochondria CATEGORY 4 - $500 What are the parts of a sperm? CATEGORY 5 - $100 It condenses into “chromosomes” in early meiosis CATEGORY 5 - $100 What is chromatin? CATEGORY 5 - $200 Form of DNA when cell is in interphase CATEGORY 5 - $200 What is chromatin? CATEGORY 5 - $300 Process when homologous pairs come together CATEGORY 5 - $300 What is synapsis? CATEGORY 5 - $400 Chromosome pairs or chromatids do not separate in anaphase CATEGORY 5 - $400 What is nondisjunction? CATEGORY 5 - $500 Term for four chromatids held together CATEGORY 5 - $500 What is a tetrad? Final Category: Meiosis FINAL CATEGORY Why sexual reproduction is better for the species Think music Wrong answer button FINAL CATEGORY What increases genetic variation? END OF GAME Congratulations, winners!!