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Chapter 6 Chromosomes and Mitosis $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Topic 1Topic 2Topic 3Topic 4 Topic 5 EXTRA CREDIT Slide 2 Topic 1: $100 Question Binary fission a.occurs when two cells collide with each other. b.produces excess energy. c.creates new species. d.is the process by which bacteria reproduce. BACK TO GAME ANSWER Slide 3 Topic 1: $100 Answer Binary fission a.occurs when two cells collide with each other. b.produces excess energy. c.creates new species. d.is the process by which bacteria reproduce. BACK TO GAME Slide 4 Topic 1: $200 Question In a bacterium, cell division takes place when a.its nucleus divides. b.the cell splits into two cells, one of which receives all of the DNA. c.the DNA is copied, a new cell wall forms between the DNA copies, and the cell splits into two cells. d.None of the above BACK TO GAME ANSWER Slide 5 Topic 1: $200 Answer In a bacterium, cell division takes place when a.its nucleus divides. b.the cell splits into two cells, one of which receives all of the DNA. c.the DNA is copied, a new cell wall forms between the DNA copies, and the cell splits into two cells. d.None of the above BACK TO GAME Slide 6 Topic 1: $300 Question In order to fit within a cell, DNA becomes more compact by a.breaking apart into separate genes. b.extending to form very long, thin molecules. c.wrapping tightly around associated proteins. d.being enzymatically changed into a protein. BACK TO GAME ANSWER Slide 7 Topic 1: $300 Answer In order to fit within a cell, DNA becomes more compact by a.breaking apart into separate genes. b.extending to form very long, thin molecules. c.wrapping tightly around associated proteins. d.being enzymatically changed into a protein. BACK TO GAME Slide 8 Topic 1: $400 Question Homologous chromosomes are pairs of chromosomes containing genes that code for a.different traits.c.DNA. b.the same traits.d.cytosol. BACK TO GAME ANSWER Slide 9 Topic 1: $400 Answer Homologous chromosomes are pairs of chromosomes containing genes that code for a.different traits.c.DNA. b.the same traits.d.cytosol. BACK TO GAME Slide 10 Topic 1: $500 Question In humans, gametes contain a.22 autosomes and 1 sex chromosome. b.1 autosome and 22 sex chromosomes. c.45 autosomes and 1 sex chromosome. d.1 autosome and 45 sex chromosomes. BACK TO GAME ANSWER Slide 11 Topic 1: $500 Answer In humans, gametes contain a.22 autosomes and 1 sex chromosome. b.1 autosome and 22 sex chromosomes. c.45 autosomes and 1 sex chromosome. d.1 autosome and 45 sex chromosomes. BACK TO GAME Slide 12 Topic 2: $100 Question In humans, the male determines the sex of the child because males have a.two X chromosomes.c.two Y chromosomes. b.one X and one Y chromosome.d. 46 chromosomes. BACK TO GAME ANSWER Slide 13 Topic 2: $100 Answer In humans, the male determines the sex of the child because males have a.two X chromosomes.c.two Y chromosomes. b.one X and one Y chromosome.d. 46 chromosomes. BACK TO GAME Slide 14 Topic 2: $200 Question The diploid number of chromosomes in a human skin cell is 46. The number of chromosomes found in a human ovum is a.46.c.23. b.92.d.12.5. BACK TO GAME ANSWER Slide 15 Topic 2: $200 Answer The diploid number of chromosomes in a human skin cell is 46. The number of chromosomes found in a human ovum is a.46.c.23. b.92.d.12.5. BACK TO GAME Slide 16 Topic 2: $300 Question diploid : somatic cell :: haploid : a.body cellc.gamete b.chromosomed.zygote BACK TO GAME ANSWER Slide 17 Topic 2: $300 Answer diploid : somatic cell :: haploid : a.body cellc.gamete b.chromosomed.zygote BACK TO GAME Slide 18 Topic 2: $400 Question If nondisjunction occurs, a.there will be too many gametes produced. b.no gametes will be produced. c.a gamete will receive too many or too few homologues of a chromosome. d.mitosis cannot take place. BACK TO GAME ANSWER Slide 19 Topic 2: $400 Answer If nondisjunction occurs, a.there will be too many gametes produced. b.no gametes will be produced. c.a gamete will receive too many or too few homologues of a chromosome. d.mitosis cannot take place. BACK TO GAME Slide 20 Topic 2: $500 Question A mutation caused by a piece of DNA breaking away from its chromosome and becoming attached to a nonhomologous chromosome is called a.deletion.c.inversion. b.duplication.d.translocation. BACK TO GAME ANSWER Slide 21 Topic 2: $500 Answer A mutation caused by a piece of DNA breaking away from its chromosome and becoming attached to a nonhomologous chromosome is called a.deletion.c.inversion. b.duplication.d.translocation. BACK TO GAME Slide 22 Topic 3: $100 Question Trisomy is a mutation that results in a cell having an extra a.nitrogen base.c.chromosome. b.codon.d.gene. BACK TO GAME ANSWER Slide 23 Topic 3: $100 Answer Trisomy is a mutation that results in a cell having an extra a.nitrogen base.c.chromosome. b.codon.d.gene. BACK TO GAME Slide 24 Topic 3: $200 Question A student can study a karyotype to learn about the a.cell cycle. b.genes that are present in a particular strand of DNA. c.medical history of an individual. d.number and structure of the chromosomes in a somatic cell. BACK TO GAME ANSWER Slide 25 Topic 3: $200 Answer A student can study a karyotype to learn about the a.cell cycle. b.genes that are present in a particular strand of DNA. c.medical history of an individual. d.number and structure of the chromosomes in a somatic cell. BACK TO GAME Slide 26 Topic 3: $300 Question The stage of the cell cycle that occupies most of the cells life is a.G1.c.G2. b.M.d.S. BACK TO GAME ANSWER Slide 27 Topic 3: $300 Answer The stage of the cell cycle that occupies most of the cells life is a.G1.c.G2. b.M.d.S. BACK TO GAME Slide 28 Topic 3: $400 Question Cells that are not dividing remain in the a.mitosis phase.c.first growth phase. b.synthesis phase.d.cytokinesis phase. BACK TO GAME ANSWER Slide 29 Topic 3: $400 Answer Cells that are not dividing remain in the a.mitosis phase.c.first growth phase. b.synthesis phase.d.cytokinesis phase. BACK TO GAME Slide 30 Topic 3: $500 Question The first three phases of the cell cycle are collectively known as a.cellular respiration.c.mitosis. b.telophase.d.interphase. BACK TO GAME ANSWER Slide 31 Topic 3: $500 Answer The first three phases of the cell cycle are collectively known as a.cellular respiration.c.mitosis. b.telophase.d.interphase. BACK TO GAME Slide 32 Topic 4: $100 Question At the DNA synthesis (G2) checkpoint, DNA replication is checked by a.receptor proteins.c.repair enzymes. b.electron transport chains.d.cell surface markers. BACK TO GAME ANSWER Slide 33 Topic 4: $100 Answer At the DNA synthesis (G2) checkpoint, DNA replication is checked by a.receptor proteins.c.repair enzymes. b.electron transport chains.d.cell surface markers. BACK TO GAME Slide 34 Topic 4: $200 Question In eukaryotes, the cell cycle is controlled by a.proteins.c.lipids. b.carbohydrates.d.fats. BACK TO GAME ANSWER Slide 35 Topic 4: $200 Answer In eukaryotes, the cell cycle is controlled by a.proteins.c.lipids. b.carbohydrates.d.fats. BACK TO GAME Slide 36 Topic 4: $300 Question Normal cells become cancer cells when a.regulation of cell growth and division is lost. b.cells do not respond normally to control mechanisms. c.cells continue to divide without passing through G1. d.All of the above BACK TO GAME ANSWER Slide 37 Topic 4: $300 Answer Normal cells become cancer cells when a.regulation of cell growth and division is lost. b.cells do not respond normally to control mechanisms. c.cells continue to divide without passing through G1. d.All of the above BACK TO GAME Slide 38 Topic 4: $400 Question A spindle fiber is a specialized form of a.microtubule.c.cilium. b.flagellum.d.chromosome. BACK TO GAME ANSWER Slide 39 Topic 4: $400 Answer A spindle fiber is a specialized form of a.microtubule.c.cilium. b.flagellum.d.chromosome. BACK TO GAME Slide 40 Topic 4: $500 Question The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called a.telophase.c.anaphase. b.metaphase.d.prophase. BACK TO GAME ANSWER Slide 41 Topic 4: $500 Answer The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called a.telophase.c.anaphase. b.metaphase.d.prophase. BACK TO GAME Slide 42 Topic 5: $100 Question Mitosis is a process by which a.DNA is replicated.c.cells grow in size. b.cytokinesis occurs.d.a cells nucleus divides. BACK TO GAME ANSWER Slide 43 Topic 5: $100 Answer Mitosis is a process by which a.DNA is replicated.c.cells grow in size. b.cytokinesis occurs.d.a cells nucleus divides. BACK TO GAME Slide 44 Topic 5: $200 Question 5 steps: the cell cycle :: a.6 steps : prophasec.3 steps : meiosis b.9 steps : cytokinesisd.4 steps : mitosis BACK TO GAME ANSWER Slide 45 Topic 5: $200 Answer 5 steps: the cell cycle :: a.6 steps : prophasec.3 steps : meiosis b.9 steps : cytokinesisd.4 steps : mitosis BACK TO GAME Slide 46 Topic 5: $300 Question Cytokinesis in plant cells involves the formation of a.replicated chromosomes.c.spindle fibers. b.a cell plate.d.centrioles. BACK TO GAME ANSWER Slide 47 Topic 5: $300 Answer Cytokinesis in plant cells involves the formation of a.replicated chromosomes.c.spindle fibers. b.a cell plate.d.centrioles. BACK TO GAME Slide 48 Topic 5: $400 Question Which of the following statements is true? a.Prokaryotes divide by mitosis. b.Eukaryotes have circular chromosomes. c.Animal cells form new cell walls when they divide. d.Plant cells and animal cells have different strategies for cytokinesis. BACK TO GAME ANSWER Slide 49 Topic 5: $400 Answer Which of the following statements is true? a.Prokaryotes divide by mitosis. b.Eukaryotes have circular chromosomes. c.Animal cells form new cell walls when they divide. d.Plant cells and animal cells have different strategies for cytokinesis. BACK TO GAME Slide 50 Topic 5: $500 Question In plant cells, cytokinesis occurs a.immediately after the chromosomes make exact copies of themselves. b.immediately after the spindle fibers are formed. c.as mitosis ends. d.when osmotic pressure is too low. BACK TO GAME ANSWER Slide 51 Topic 5: $500 Answer In plant cells, cytokinesis occurs a.immediately after the chromosomes make exact copies of themselves. b.immediately after the spindle fibers are formed. c.as mitosis ends. d.when osmotic pressure is too low. BACK TO GAME Slide 52 Extra Credit Make a slideshow of you doing the hand motions of Interphase, mitosis, and cytokinesis. PowerPoint would be best for emailing it to me. No joke! Extra Credit. I need it by Friday, 11/6/09. BACK TO GAME ANSWER Slide 53 Extra credit. Im not kidding! Take pictures, hand motions, slides, email = extra credit!! BACK TO GAME