Slide 1 / 68 Slide 2 / 68 New Jersey Center for Teaching and Learning Progressive Science Initiative This material is made freely available at www.njctl.org and is intended for the non-commercial use of students and teachers. These materials may not be Mitosis & Meiosis used for any commercial purpose without the written permission of the owners. NJCTL maintains its website for the convenience of teachers who wish to make their work available to other teachers, Practice Questions participate in a virtual professional learning community, and/or provide access to course materials to parents, students and others. Click to go to website: www.njctl.org www.njctl.org Slide 3 / 68 Slide 4 / 68 1 Identify two differences between meiosis and 2 Provide an example of a type of cell in the human mitosis. body that would undergo mitosis. Slide 5 / 68 Slide 6 / 68 3 Does cell division occur during interphase? 4 Explain what occurs in the ‘S’ portion of Explain your answer. interphase. Why is the ‘S’ sub-phase essential in preparation for mitosis.
Slide 7 / 68 Slide 8 / 68 5 In what way is the preparation that occurs during 6 Explain the importance of cytokinesis to the the ‘G1’ phase similar to what occurs during the process of cell division. ‘S’ phase. Slide 9 / 68 Slide 10 / 68 7 What is a centrosome, and how is it significant to 8 How would you identify a cell based on the process of mitosis? appearance undergoing metaphase during mitosis? Slide 11 / 68 Slide 12 / 68 9 How are prophase and telophase opposites? 10 Does the creation of a cell plate play a role in cytokinesis of plant or animal cells?
Slide 13 / 68 Slide 14 / 68 11 Explain the process of somatic cell nuclear 12 What stage of mitosis is the cell below transfer. Students type their answers here experiencing? How do you know? Slide 15 / 68 Slide 16 / 68 13 Provide two reasons for why cells would undergo 14 What are the two major divisions of the cell mitosis. cycle? Slide 17 / 68 Slide 18 / 68 15 Identify the three ‘sub-phases’ of interphase, and 16 What is the difference between a chromosome explain the major goal of each sub-phase. and a chromatid ?
Slide 19 / 68 Slide 20 / 68 17 What is the difference between cytokinesis and 18 Explain the relationship between a kinetochore mitosis? and the spindle fibers during mitosis. Slide 21 / 68 Slide 22 / 68 19 Briefly describe what occurs during anaphase. 20 Why are vesicles important to the process of cytokinesis in plant cells? Slide 23 / 68 Slide 24 / 68 21 In what type of cell would you find a cleavage 22 It may be said that in plant cells, cytokinesis furrow during cytokinesis? occurs from inside-out, while in animal cells the process occurs from the outside-in. Explain why this statement is true.
Slide 25 / 68 Slide 26 / 68 24 What is cloning? 23 Compare anaphase to fishing. What similarities Students type their answers here might exist between the two? Slide 27 / 68 Slide 28 / 68 25 Does an animal produced through SCNT resemble 26 What stage of mitosis is the cell below the organism that donated the nucleus or the experiencing? How do you know? organism that donated the egg cell? Students type their answers here Slide 29 / 68 Slide 30 / 68 27 Why do cells have a control system built into the 28 Explain the relationship between cancer and the cell cycle? cell cycle.
Slide 31 / 68 Slide 32 / 68 29 What is G0? 30 Explain what contact inhibition is and how it helps regulate cell division. Slide 33 / 68 Slide 34 / 68 31 Is tumor metastasis usually related to benign or 32 Explain the relationship between chemotherapy malignant tumors? Why does this have a and mitosis. How does chemotherapy specifically negative effect on the body? affect mitosis? Slide 35 / 68 Slide 36 / 68 33 Would a patient receiving chemotherapy or 34 Explain the value of stem cell therapy for treating radiation for cancer treatment be more likely to different types of cancers. exhibit bodily symptoms such as hair loss and nausea? Explain your answer.
Slide 37 / 68 Slide 38 / 68 35 Does an embryonic stem cell or an adult stem cell 36 How many checkpoints exist throughout the cell have a greater potential for differentiation? Explain cycle? your answer. Students type their answers here Slide 39 / 68 Slide 40 / 68 37 Mature human nerve cells exist at which phase of 38 Explain the role that contact inhibition plays in the cell cycle? regulating or not regulating cancer cells. Slide 41 / 68 Slide 42 / 68 39 What is the difference between a benign and 40 What differences exist between chemotherapy malignant tumor? and radiation treatment?
Slide 43 / 68 Slide 44 / 68 41 A bone marrow transplant is most commonly 42 Compare the checkpoints of a cell cycle to traffic used to treat which type of cancer? lights. How are the two similar in function? Slide 45 / 68 Slide 46 / 68 43 What is the difference between a stem cell that is 44 What is the scientific term for a reproductive cell pluripotent and one that is multipotent? Provide an that utilizes meiosis for reproduction? example of a type of cell that would fall under each of these categories. Students type their answers here Slide 47 / 68 Slide 48 / 68 45 If n represents a haploid number of 46 Provide a possible suggestion for what purpose a chromosomes, 2n would represent a doctor would utilize a karyotype. _______________ number of chromosomes.
Slide 49 / 68 Slide 50 / 68 47 What is an allele? Provide two possible alleles for 48 How many cells are produced through meiosis? hair color in humans. How many chromosomes do each of these cells have in humans? Slide 51 / 68 Slide 52 / 68 49 Explain how crossing over can increase the 50 What is independent assortment? How does genetic diversity within a population through independent assortment affect genetic diversity? meiosis. Slide 53 / 68 Slide 54 / 68 51 What is nondisjunction? 52 Explain how you could use a karyotype to identify trisomy in an unborn child.
Slide 55 / 68 Slide 56 / 68 53 If Turner’s Syndrome is the result of 54 Predict the appearance of a karyotype of a zygote nondisjunction causing monosomy of the sex demonstrating polyploidy. chromosomes, what is the combination of sex chromosomes in an individual experiencing Turner’s Syndrome? Slide 57 / 68 Slide 58 / 68 55 Do somatic cells contain a haploid or diploid 56 What are homologous chromosomes? number of chromosomes? Slide 59 / 68 Slide 60 / 68 57 How would the karyotype of a female differ from 58 Explain how the process of meiosis can reduce the karyotype of a male? the number of chromosomes present in a daughter cell.
Slide 61 / 68 Slide 62 / 68 59 Does crossing over increase genetic diversity in 60 With the exception of the number of somatic cells? Why or why not? chromosomes present, what other cell division process does meiosis II resemble? Slide 63 / 68 Slide 64 / 68 61 How can an error in meiosis potentially lead to 62 What is aneuploidy? What are the two different birth defects? possible results of a zygote exhibiting aneuploidy? Slide 65 / 68 Slide 66 / 68 63 Is nondisjunction resulting in a zygote lacking a 64 How does polyploidy affect plants differently than second sex chromosome always fatal? Explain humans? Explain your answer. your answer.
Slide 67 / 68 Slide 68 / 68 65 How many chromosomes would be present in the karyotype of an individual who has trisomy 21? Illustrations courtesy of www.macroevolution.net Illustrations courtesy of www.macroevolution.net
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