mitosis meiosis 2009
TRANSCRIPT
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Welcome to Jeopardy!With today’s host, Ms. Ings
Today’s topic:
Mitosis, Meiosis, and Cell Cycle!!
Lets begin!
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Name these!
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Figure 8.7x1cThis phase is _________________________.
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Mitosis is the formation of ____
• A) 4 daughter Cells• B) n (haploid) daughter cells• C) 2n (diploid) daughter cells• D) Sex Cells
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This phase of meiosis is called __________.
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If a normal body cells had 2n = 46 in G1, how many chromatids will be present in the G2 phase?
• A) 23• B) 46• C) 92• D) 108
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Cancer is a disease in which some cells lose the ability to
control their…
• A) Size• B) Spindle Fibers• C) Rate of division (growth)• D) Surface area
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In which phase does crossing over occur?
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Cytokinesis in plants differ from animal cells due to the
formation of the _______.
• A) Cell Plate• B) Sister chromatids• C) Homologous chromosomes• D) Cell membrane
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What is the name of structure A?
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A normal penicillium cell in G1 has 2n = 4. How many total
chromatids are present in the G2 phase?
• A) 2• B) 4• C) 8• D) 16
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Figure 8.7x1fThis phase is _________________________.
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Put the phases of the cell cycle in order!
• A) G1, G2, S-phase, Division• B) G2, S-phase, G1, Division• C) G1, S-phase, G2, Cytokinesis• D) G1, S-phase, G2, Division
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Name these!
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Homologous Chromosomes are …
• A) Identical• B)
Paternal in men and maternal in women• C)
One chromosome from maternal, one chromosome from paternal
• D) Different sizes and contain different genes.
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• Name the sex
• Disorder • (if applicable)
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• A) Cancer that does not spread• B)
Cancer that spreads to other areas of the body
• C) “Kind” tumor• D) Not a true form of cancer
A malignant tumor is..
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In which phase do tetrads form?
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Figure 8.7x1eThis phase is _________________________.
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In a cell that undergoes meiosis, how many chromosomes are
formed in one human sex cell?
• A) 4• B) 23• C) 46• D) 92
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What is occuring? • A) Tetrads are forming• B) Homologous chromosomes are forming• C) Sister chromatids are forming• D) Crossing Over
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What is the name of this phase?
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Figure 8.19x5
This Karyotype represents ______________.
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• A) 2, identical• B) 2, different• C) 4, different• D) 4, identical
Mitosis is the formation of ___ genetically ________ daughter cells.
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• A) 23• B) 39• C) 78• D) 156
If a dog cell 2n = 78 in G1 phase, how many
chromosomes will be found in each sperm cell?
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• A) Are in the nucleus• B) Are lined up at the equator and
attached to spindle fibers• C) Have uncoiled• D) Are condensing to make
chromosomes
The separation of chromatids does not take place until all of the
chromosomes
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• a) A dark staining found in the cytoplasm
• b) Long threads of DNA• c) Two identical halves of a
chromosome• d) Composed of DNA and lipids
Chromatin is_________
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• A) Random fertilization• B) Independent assortment• C) Autosomal
Chromosome formation• D) Crossing Over
All the following except __________ lead to an increase of genetic diversity.
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Name this!
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• A) Anaphase II• B) Telophase/Cytokinesis• C) Prophase I• D) Metaphase
Name this!
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• A) Prophase of mitosis• B) Prophase I of meiosis I• C) Metaphase I of meiosis I• D) Metaphase of mitosis
Tetrads line up in the middle in which phase?
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• A) Mom• B) Dad• C) Both• D) Depends on who you ask
Who determines the sex of a baby?
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Figure 8.19x2
This Karyotype represents ______________.
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• A) Centrioles• B) Cell divides into two nuclei• C) Homologous Chromosomes• D) Sister Chromatids
What separates during Anaphase II of meiosis?
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• A) S-phase• B) G1-phase• C) Prophase• D) G2-phase
Sister Chromatids are formed in what phase?
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Figure 8.7x1d
This phase is _________________________.
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• A) Two cell divisions • B) Body cell reproduction • C) Reduction of chromosome
number • D) Chromosome replication
Which of the following events occurs both in meiosis and mitosis?
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Name this!
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• A) Mitosis• B) Meiosis• C) Prophase I• D) Gamete formation
Crossing over occurs in all the following EXCEPT:
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• A) Two genetically identical cells • B) Three identical haploid polar bodies • C) Four genetically identical sperm
cells• D) Four genetically varied cells
Unlike mitosis, meiosis of a single cell results in the
formation of
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All of these are found in animal cells except
• A) Centrioles• B) Cell Plate• C) Centromeres• D) Cleavage furrow
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Six primary spermatocytes (sperm cells) are about to enter meiosis. How many sperm should result after
meiosis is completed?
• A) 6• B) 12• C) 18• D) 24
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• A) Prophase• B) Metaphase II• C) Interphase• D) Telophase I
What is the non-dividing part of the cell cycle?
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• A) 4 egg cells• B) 3 egg cells and 1 polar body• C) 4 sperm cells• D) 1 egg and 3 polar bodies
Oogenesis produces.....
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• A) Neither Mitosis and Meiosis• B) Both Mitosis and Meiosis• C) Meiosis• D) Mitosis
Asexual Reproduction uses…
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• A) 11• B) 22• C) 44• D) 88
If a hamster sperm cell has 22 chromosomes, his diploid number
would be