front 1 Which of the following is part of the cell duplication machinery found in animals, but not in plants? | back 1 centrosome |
front 2 During the M phase, the division of cell cytoplasm is also known as: | back 2 cytokinesis |
front 3 Secondary spermatocytes form from: | back 3 the process of Meiosis I. |
front 4 In plant cells, cytokinesis takes place by formation of a ____________, whereas in animal cells, the ______________ is responsible for cytokinesis? | back 4 cell plate; cleavage furrow |
front 5 At the end of the first meiotic division, each chromosome consists of: | back 5 two sister chromatids |
front 6 Members of a homologous pair of chromosomes: | back 6 are identical in size and appearance. |
front 7 a haploid cell that participates in the fertilization process (check all that apply): | back 7 gamete sperm egg |
front 8 Homologous chromosomes synapse and crossing over occurs. | back 8 This statement is true for meiosis I only. |
front 9 in meiosis I | back 9 Homologous chromosomes synapse and crossing over occurs. |
front 10 Human somatic cells normally have 46 chromosomes. How many chromosomes does a cell in anapahse (followng splitting os centromeres and prior to cytokinesis) have? | back 10 46 |
front 11 Genetic recombination in the form of crossover takes place. | back 11 in meiosis I only. |
front 12 crossover takes place in | back 12 meiosis I |
front 13 The process of chromosome distribution between two daughter cells is known as: | back 13 mitosis |
front 14 In a given organism, how do cells at the completion of meiosis compare with cells that are just about to begin meiosis? | back 14 Cells that have completed meiosis have half the number of chromosomes and 1/4 the amount of DNA as those just beginning meiosis. |
front 15 What is the function of the kinetochore microtubules in mitosis? | back 15 separation of chromosomes. |
front 16 Gene duplication, or DNA replication tekas place during: | back 16 S phase |
front 17 Under the compound light microscope, which of the following structures is visible in the mitotic cell, but is not visible in interphase. | back 17 chromosomes |
front 18 A cell divides to form two cells that are genetically identical to the parent cell. | back 18 This statement is true for mitosis only. |
front 19 In mitosis | back 19 A cell divides to form two cells that are genetically identical to the parent cell. |
front 20 In which stage of meiosis does crossover take place? | back 20 prophase I |
front 21 Independent assortment of homologous chromosomes takes place. | back 21 This statement is true for meiosis I only |
front 22 Independent assortment of homologous chromosomes takes place. | back 22 in meiosis I |
front 23 What are the three cell cycle checkpoints? | back 23 G1 G2 M |
front 24 Centromeres uncouple and chromatids separate from each other. | back 24 This statement is true for mitosis and meiosis II. |
front 25 In mitosis and meiosis | back 25 Centromeres uncouple and chromatids separate from each other. |
front 26 Mitosis occurs in: | back 26 eukaryotes |
front 27 For which of the following processes is there an unequal distribution of cytoplasm? | back 27 meiosis in females |
front 28 The fusion of two games is known as: | back 28 fertlization |
front 29 A pair of chromosomes that contain information for the same features, but may carry different versions of that information are: | back 29 homologous chromosomes |
front 30 where does Genetic recombination in the form of crossover takes place . | back 30 in meiosis I |