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- 60. During this phase the nucleus deteriorates, and the mitotic spindle begins to form.A. Prophase B. Metaphase C. Anaphase D. Telophase E. Cytokinesis
- 65. Which of the following statements about meiosis and or mitosis is incorrect ? A. Mitosis results in two diploid daughter cells .B. Meiosis in humans occurs only in gonad cells C. Homologous chromosomes line up along the metaphase plate during mitosis D. Crossover occurs during prophase I of meiosis . E. Meiosis consists of one replication phase followed by two division phases .
- 53. Which of the following questions is most relevant?a . Is ATP required for the transportation of sugars across the outer mitochondrial membrane ? b . Do the types of phospholipids in a membrane affect the rate at which molecules enter a cell by passive diffusion ? C. Which molecular substance is actively transported across the plasma membrane ? d . How does temperature affect the movement of molecules into lysosomes ?
- 69. The genetic material of the cell replicates to prepare for cell division.( A) Telophase ( B) Interphase ( C) Cytokinesis (D ) Prometaphase (E ) Anaphase
- 61. During this phase the two daughter cells are actually split apart A. Prophase B. Metaphase C. Anaphase D. Telophase E. Cytokinesis
- 72. The cell divides during this phase .
- 59. During this phase , the split sister chromatids , now considered to be chromosomes , are moved to the opposite poles of the cell.A. Prophase B. Metaphase C. Anaphase D. Telophase E. Cytokinesis
- 51. What would happen to the the changes in energy if this reaction was controlled by an enzyme?
- 48. Vinblastine, a drug that inhibits mircotubule polymerization, is used to treat some forms of cancer. Cancer cells given vinblastine would be unable toA. form cleavage furrowB. migrate by amoeboid movementc. separate chromosomes during cell divisiond. maintain the shape of the nucleus
- 57.Based on the data , the percent of the mitotic cells that were in metaphase is closest to which of the following ? A. 8% B. 11% C. 18 %D. 66%
- 56. This would indicate that these bacteria live in?a. hypotonic medium b . hypertonic medium c . isotonic medium d . medium with a lower water potential than the cell
- Which of the following is not from the same germ line as the others?
- 49. Upon chemical analysis a particular polypeptide was found to contain 145 amino acids. How many peptide bonds are present?A. 145B. 143C. 144D. 146
- 62. During this phase , the sister chromatids line up along the equator of the cell , preparing to split A. Prophase B. Metaphase C. Anaphase D. Telophase E. Cytokinesis
- 55. Which of the following is the dependent variable in the experiment?
- 58. During which phase of the cell cycle does crossing over occur?A. Metaphase of mitosis B. Metaphase I of meiosisC. Prophase I of meiosis D. Prophase of mitosisE.Anaphase I of meiosis
- 54. The hydrolytic enzymes are most likely to accumulate in which of the following?a . nucleus b . mitochondrion C. smooth endoplasmic reticulum d . Golgi complex
- 64. Which of the following is not true about cyclin dependent kinase (CDK ) ?
- 31. MitochondriaA. are found only in animal cellsB. Produce ATP with sunlightC. are often more numerous near areas of major cellular activityD. Originate from centrioles
- 37. Which of the following is an Anabolic reaction