1) When during the cell cycle are chromosomes visable ? a) Only when they are being replicated b) Only during interphase c) Only during cell division d) Only during G1 2) Which pair is correct? a) G1 phase, DNA Replication  b) G2 Phase, Preparation for mitosis c) S Phase, Cell Division d) M phase, Cell Growth and Development 3) When during the cell cycle is a cell's DNA replicated? a) G1 phase b) G2 phase c) S phase d) M phase 4) Which event occurs during interphase? a) The cell grows b) Centrioles appear c) Spindle fibers begin to form d) Centromeres divide 5) What is the role of spindles during Mitosis ? a) It breaks down the nuclear membrane b) It helps to separate the chromosomes c) It duplicates DNA d) It divides the cell in half 6) The sister chromatids are moving apart a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 7) The nucleus begins to disappear a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 8) A nuclear membrane is forming around the chromosomes a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 9) The chromosomes become invisible a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 10) The chromosomes are located at the equator of the cell a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis  f) Interphase 11) The nuclear membrane begins to fade from view a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 12) The separation of the cells begins, cells start to pinch apart a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 13) The chromosomes are moving towards the poles of the cell a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 14) Chromatids align at the equator a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 15) Spindle fibers form a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 16) Chromosomes are not visible a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 17) Cytokinesis is completed (as the next cycle begins) a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 18) Chromosomes are replicated a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase 19) Occurs as 2 diploid cells form a) Anaphase b) Telophase c) Prophase   d) Metaphase e) Cytokinesis f) Interphase  20) What is occuring during interphase a) G1, G2, S phase b) Cells are dividing c) Cells are removed 21) A process where a single cell divides into two identical daughter cells a) Synthesis b) Interphase c) Mitosis d) Meiosis 22) A process where diploid cells are divided into four genetically diverse haploid cells a) Somatic cells b) Interphase c) Mitosis d) Meiosis 23) Two identical chromosomes that are connected in the middle by a centromere are called  a) Daughter Chromosomes  b) Sister Chromatids c) Daughter Haploids d) Sister Chromatin 24) In what phase do cells spend the majority of their life a) Prophase b) Cytokinesis c) Synthesis d) Interphase 25) A disease in which abnormal cells divide without control and can invade nearby tissues a) Common cold   b) Corona virus  c) Cancer 26) What is the importance of Prophase 1? a) Chromosomes are condensed b) Homologous pairs pair and crossover c) Spindle fibers break apart 27) Why do homologous pairs crossover ? a) To exchange genetic information, increasing genetic diversity b) To switch their location in the cell, increasing genetic diversity c) To copy DNA, increasing genetic diversity 28) What occurs if spindle fibers are not appropriately separated during meiosis 1 or two ? a) Half of the cells would have to many chromosomes b) Half of the cells would have too few chromosomes c) Nondisjunction occurs  d) All of the above 29) Homologous chromosomes seperate a) Prophase 1  b) Anaphase 1 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase/ cytokinesis 30) Crossing over occurs a) Prophase 1  b) Anaphase 1 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase/ cytokinesis 31) 4 Haploid cells forms a) Prophase 1  b) Anaphase 1 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase 2 / cytokinesis 2 32) Chromosomes align at the center of the cell in a single file line a) Prophase 1  b) Metaphase 2 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase 2 / cytokinesis 2 33) 2 haploid cells are formed a) Prophase 1  b) Metaphase 2 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase 1 / cytokinesis 1 34) Sister chromatids are pulled apart a) Prophase 1  b) Anaphase 1 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase 1 / cytokinesis 1 35) At the end of the phase, cells have gone from diploid to haploid a) Prophase 1  b) Anaphase 1 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase 1 / cytokinesis 1 36) Homologs are lined up side by side down the equator a) Prophase 1  b) Anaphase 1 c) Prophase 2 d) Anaphase 2 e) Metaphase 1 f) Telophase 1 / cytokinesis 1 37) What letter is used to represent the total number of chromosomes ? a) T b) P c) N d) C 38) What is the goal/ purpose of Mitosis ? a) Growth and Development b) Reproduction and Diversity c) Growth and Repair d) Resting and Development 39) What is the goal/ purpose of Meiosis ? a) Growth and Development b) Reproduction and Diversity c) Growth and Repair d) Resting and Development 40) What is Apoptosis ? a) Growth of cancer cells b) Divisions of cells during meiosis c) A protein that starts cells division d) Programmed cell death 41) This protein is responsible for starting cell division a) Cyclin b) C proteins  c) Cycle 42) One difference between meiosis 1 and meiosis 2 is a) Meiosis one has crossing over b) Meiosis two has crossing over  c) Meiosis one has 4 haploid cells d) Meiosis two has homologous pairs

Unit 7: Cell Reproduction Review

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