Slide 1 / 50 Slide 2 / 50 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 and 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, Multiple Choice participate in a virtual professional learning community, and/or provide access to course Review materials to parents, students and others. Click to go to website: www.njctl.org www.njctl.org Slide 3 / 50 Slide 3 (Answer) / 50 1 1 Which of the following accurately describes one Which of the following accurately describes one of the major divisions of mitosis? of the major divisions of mitosis? During the mitotic phase, cells are performing their During the mitotic phase, cells are performing their Answer A A primary function and preparing for cell division. primary function and preparing for cell division. D During the mitotic phase, halving of the actual During the mitotic phase, halving of the actual B B chromosome number occurs. chromosome number occurs. During interphase, halving of the actual chromosome During interphase, halving of the actual chromosome C C number occurs. number occurs. [This object is a pull tab] During interphase, cells are performing their primary During interphase, cells are performing their primary D D function and preparing for cell division . function and preparing for cell division . Slide 4 / 50 Slide 5 / 50 2 Which phases of the cycle shown above represent Below is an illustration representing the cell cycle. Use interphase? this illustration to respond to questions 2, 3, 4 and 5 below. A phases M, G1, and S phases G1, S, and G2 B phases S, G2, and M C phases G1 and G2 D http://en.wikipedia.org/wiki/Chemotherapy
Slide 5 (Answer) / 50 Slide 6 / 50 2 Which phases of the cycle shown above represent 3 Which of the following accurately describes the interphase? actions occurring during the phase entitled S? A phases M, G1, and S A Each chromosome is duplicated; each chromosome Answer results in two sister chromatids attached at a centromere. B B phases G1, S, and G2 B The chromosome number is halved in preparation for cell phases S, G2, and M C division. phases G1 and G2 D C The cell enlarges, proteins are increased and organelles duplicated. [This object is a pull tab] D Cell reaches maximum size and adds more proteins. Slide 6 (Answer) / 50 Slide 7 / 50 3 Which of the following accurately describes the 4 Which of the following accurately describes the actions occurring during the phase entitled S? actions occurring during the phase entitled G1? A Each chromosome is duplicated; each chromosome A Each chromosome is duplicated; each chromosome Answer results in two sister chromatids attached at a centromere. results in two sister chromatids attached at a centromere. A B The chromosome number is halved in preparation for cell B The chromosome number is halved in preparation for cell division. division. C The cell enlarges, proteins are increased and organelles C The cell enlarges, proteins are increased and organelles duplicated. duplicated. [This object is a pull tab] D Cell reaches maximum size and adds more proteins. D Cell reaches maximum size and adds more proteins. Slide 7 (Answer) / 50 Slide 8 / 50 4 Which of the following accurately describes the 5 If the circle of the cell cycle also represents the actions occurring during the phase entitled G1? time an average cell spends in each phase, which of the following is correct? A Each chromosome is duplicated; each chromosome Answer results in two sister chromatids attached at a centromere. A Cells spend the majority of their time in the mitosis phase. C B The chromosome number is halved in preparation for cell B Cells spend more than 75% of their time in interphase. division. C Cells spend approximately 50% of their time in interphase. C The cell enlarges, proteins are increased and organelles D Cells spend approximately 75% of their time in mitosis and duplicated. cytokinesis. [This object is a pull tab] D Cell reaches maximum size and adds more proteins.
Slide 8 (Answer) / 50 Slide 9 / 50 5 If the circle of the cell cycle also represents the Below are six (6) images that represent the major phase of time an average cell spends in each phase, which one type of cell reproduction. Use these images to respond to of the following is correct? questions 6, 7, 8, and 9 below . Answer z y x A Cells spend the majority of their time in the mitosis phase. B B Cells spend more than 75% of their time in interphase. C Cells spend approximately 50% of their time in interphase. q w D Cells spend approximately 75% of their time in mitosis and v [This object is a pull tab] cytokinesis. Slide 10 / 50 Slide 10 (Answer) / 50 6 Which of the following represents the correct 6 Which of the following represents the correct sequence, based upon the images above? (the sequence, based upon the images above? (the letters used to identify each image have no letters used to identify each image have no bearing on the image itself) bearing on the image itself) Answer D A x,z,y,w,v,q A x,z,y,w,v,q B q,w,x,y,v,z B q,w,x,y,v,z v,z,y,x,w,q v,z,y,x,w,q C C z,y,x,w,q,v z,y,x,w,q,v D D [This object is a pull tab] Slide 11 / 50 Slide 11 (Answer) / 50 7 During the phase labeled as “y” in the above 7 During the phase labeled as “y” in the above images, which of the following occurs? images, which of the following occurs? A Spindles are nearly complete and attached to A Spindles are nearly complete and attached to Answer kinetochores; nuclear membrane is disappearing. kinetochores; nuclear membrane is disappearing. A B Spindles are disappearing after moving the chromosomes B Spindles are disappearing after moving the chromosomes to the center; nuclear envelope is re-forming.. to the center; nuclear envelope is re-forming.. C Chromosomes duplicate and become connected by C Chromosomes duplicate and become connected by centromeres; chromosomes are being pulled apart. centromeres; chromosomes are being pulled apart. [This object is a pull tab] D During this section of interphase, chromosomes are not D During this section of interphase, chromosomes are not yet duplicated. yet duplicated.
Slide 12 / 50 Slide 12 (Answer) / 50 8 During the phase labeled as “w” in the above 8 During the phase labeled as “w” in the above images, which of the following occurs? images, which of the following occurs? Spindles are complete and attached to kinetochores; Spindles are complete and attached to kinetochores; Answer spindles are pushing chromosomes to the center of the spindles are pushing chromosomes to the center of the A A D cell. cell. B Chromosomes have not yet duplicated; will duplicate B Chromosomes have not yet duplicated; will duplicate during this phase. during this phase. C Chromosomes duplicate and become connected by C Chromosomes duplicate and become connected by [This object is a pull tab] kinetochores; chromosomes are being pulled apart. kinetochores; chromosomes are being pulled apart. D Chromatids separate at centromeres; spindle fibers pull D Chromatids separate at centromeres; spindle fibers pull them to the poles. them to the poles. Slide 13 / 50 Slide 13 (Answer) / 50 9 Which of the six (6) images above does not 9 Which of the six (6) images above does not belong in the phase known as mitosis and what is belong in the phase known as mitosis and what is this phase called? this phase called? A Z, this is interphase A Z, this is interphase Answer C q, this is cytokinesis q, this is cytokinesis B B v, this is cytokinesis v, this is cytokinesis C C w, this is meiosis w, this is meiosis D D [This object is a pull tab] Slide 14 / 50 Slide 14 (Answer) / 50 10 Which of the following accurately describes 10 Which of the following accurately describes cytokinesis in plant cells? cytokinesis in plant cells? A A contractile ring forms followed by a cleavage furrow, A A contractile ring forms followed by a cleavage furrow, Answer splitting the cell into two. splitting the cell into two. B B A plate forms from vesicles fused together in the center of B A plate forms from vesicles fused together in the center of the cell, separating the cell into two. the cell, separating the cell into two. C A contractile ring forms followed by a plate, splitting the C A contractile ring forms followed by a plate, splitting the cell into two. cell into two. [This object is a pull tab] D A plate forms from vesicles, followed by a cleavage D A plate forms from vesicles, followed by a cleavage furrow, separating the cell into two. furrow, separating the cell into two.
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