Transcript Heredity Jeopardy Power Point

Jeopardy
Gregor
Mendel
Vocab
Wow!
Mitosis
Meiosis
Punnett
Square
Potpourri
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Final Jeopardy
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Who was Gregor Mendel?
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Studied heredity in the monastery garden.
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What happened when Mendel crossed purple
flowers with white flowers in the first
generation?
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Only purple flowers appeared.
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What happened when Mendel crossed purple
with white flowers in the second generation?
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White flowers appeared – the recessive gene
popped up.
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What did Mendel do to make sure his plants
cross-pollinated?
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He removed the anthers?
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What appears more – dominant or recessive?
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Dominant
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What is heredity?
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Passing of traits from parents to offspring.
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What is a gene?
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One set of instructions for an inherited trait
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What is an allele?
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Alternative forms of a gene
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What is genotype?
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Genetic makeup of an organism
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What is phenotype?
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Organism’s appearance
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When does mitosis occur in organisms?
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During asexual reproduction
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When does meiosis occur in organisms?
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Sexual reproduction.
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What did Walter Sutton discover?
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Genes are located on chromosomes.
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Why do males have more sex linked disorders?
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They only have 1 X chromosome – so they do
not have a back up chromosome.
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Girls have _____ chromosomes and boys have
__________chromosomes.
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Girls have XX and boys have XY.
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What is a Punnett Square?
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Shows what traits offspring will have?
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What will you get if you cross red snapdragon
flowers with white snapdragon flowers?
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Pink snapdragon flowers – INCOMPLETE
DOMINANCE
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What is PP or pp?
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Homozygous
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What is Pp?
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Heterozygous
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Where did the white tiger receive white fur and
blue eyes?
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From 1 gene
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What are the male reproductive structures in a
flower?
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Stamen and anther
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What are the female structures in a flower?
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Ovary and ovule
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What is albinism?
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A disorder that affects a person’s phenotype in
many ways – loss of pigment.
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What is difference between mitosis and meiosis?
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Mitosis divides once and meiosis divides twice –
2 cells form in mitosis but 4 cells form in
meiosis.
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Name 2 sex linked disorders.
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Color blindness and hemophilia
Final Jeopardy
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List the phases of mitosis.
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Interphase, Prophase, Metaphase, Anaphase,
Telophase, Cytokinesis