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Grade 11 University Biology – Unit 2 Genetics Jeopardy 1
Cell Cycle Mitosis Meiosis Monohybrid Cross
Dihybrid Cross
1 1 1 1 1
2 2 2 2 2
3 3 3 3 3
4 4 4 4 4
5 5 5 5 5
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It consists of two stages of growth and one stage of
division
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What is the Cell Cycle?
(Cell Cycle stages are Interpahse, Mitosis and
Cytokinesis)
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The phase in Interphase during which the cell
prepares for division and the centrioles replicate
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What is Growth 2 or Gap 2 (G2)?
Interphase has three stages:G1 – Rapid growth and
metabolismS – DNA synthesis and
replicationG2 – Preparation for division
and centriole replication
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During this stage, (1) spindle fibres break down and
disappear, (2) a nuclear membrane form around each
of the two new sets of chromosomes and (3) the
cytoplasm divides between the two halves of the cell
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What is Cytokinesis?
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It consists of two sister chromatids held together by a
centromere
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What is Chromosome?
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They are identical genetic copies of each other
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What areSister Chromatids?
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Increase the number of cells, regenerate damage tissues, and replace dead
cells
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What is the function of mitosis?
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Third phase of mitosis where the centromeres splits apart
and the chromatids are pulled to the opposite poles of the
cell by the spindle fibre
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What is Anaphase?
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The product of mitosis
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What is two genetically identical
Daughter Cells?
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Caused by toxic substances, radiation or viruses, these
changes become permanent error and become copied
during Prophase
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What are Mutations?
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In plant cells, this must develop between the two
newly forming cells in order for cell walls to properly
separate
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What is a Cell Plate?
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The production of reproductive cells called
gametes
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What is the function of Meiosis?
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Similar chromosomes that form pairs during Prophase I
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What areHomologous chromosomes?
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It occurs in Prophase I when non-sister chromatids wind
around each other and exchange segments of
chromosomes to create new genetic combinations in the
gametes
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What is Crossing Over?
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Eight
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What is the number of phases in
Meiosis?
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It is term defining the end result of meiosis (i.e., the
production of gametes that are either egg or sperm)
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What is Gametogenesis?
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When this allele is present, it is the trait that will always be
expressed (i.e., appears)
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What is Dominant?
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The offspring produced by cross of the two different purebred parents of the P
Generation
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What is Filial Generation
or F1 Generation
or Hybrid?
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It is the law that states that inherited traits are determined by pairs of “factors” AND the factors separate so that there is one factor in each gamete
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What is the Law of Segregation?
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The Mendelian Ratio in the F2 Generation that occurs in a
monohybrid cross
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What is 3:1?
(Dominant Trait is expressed 75% of the time and the
Recessive Trait occurs 25% of the time)
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Term for an organism with one dominant allele and one recessive allele
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What is Heterozygous Dominant?
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PpRr
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What is a heterozygous dominant
gentoype?
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It is the ratio of F2 Generation offspring produced by crossing two hybrid F1 Generation organisms
(i.e., heterozygous dominant)
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What is 9:3:3:1?
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It is the only way the recessive traits can be
expressed in the F2 Generation of a dihybrid
cross
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What is if all alleles in the genotype are recessive (e.g., pprr)?
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It is the law that states that the inheritance of alleles for one trait do not affect the inheritance of alleles
for another trait
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What is the Law of
Independent Assortment?
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Genetic cross betweenhybrids that
differ in two traits
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What is a Dihybrid Cross?