Which of the following describe the nuclear envelope? a. It is continuous with the endomembrane system b. It is continuous with the nucleolus c. It is continuous with the cell membrane d. It contains a cell membrane 2. During the cell cycle, when are chromosomes partitioned to daughter cells? a. G1 phase c. M phase b. G2 phase d. S phase

Which of the following describe the nuclear envelope? a. It is continuous with the endomembrane system b. It is continuous with the nucleolus c. It is continuous with the cell membrane d. It contains a cell membrane 2. During the cell cycle, when are chromosomes partitioned to daughter cells? a. G1 phase c. M phase b. G2 phase d. S phase

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter10: Cell Division And Mitosis

Section: Chapter Questions

Problem 9TYK: Which of the following is not a characteristic of cancer cells? a. less cytoplasmic volume than...

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1. A defective white blood cell does not complete the process of DNA replication. Which of the following is most likely to occur during the cell cycle for this cell? a. The white blood cell will be stopped at the G1 checkpoint and sent to the G0. b. The G2 checkpoint will stop the cell from continuing in the cell cycle. c. The white blood cell will get stuck at the spindle checkpoint. d.The cell will continue on to cytokinesis. 2. Which of the following statements describes how the RNA sequence specifies the production of an amino acid chain? a. Each set of three bases codes for an RNA molecule that specifies the anticodon. b. Each set of three bases codes for a single amino acid. c. Each base codes for one amino acid. d. Each group of three bases codes for an enzyme that binds amino acids together. 3. What will most likely happen when the -35 element and pribnow box are mutated? a. RNA Polymerase II will not be able to bind to the promoter region. b. Prokaryotic RNA…
Which of the following is true of normal adult cells but NOT cancer cells? A. Cell death after a finite number of cell divisions B. Contact with other cells increases likelihood of division C. Large amount of telomerase present D. Do not care about cell density while culture
Which of the following is not a characteristic of cancer cells? a. less cytoplasmic volume than normal cells b. an absence of cyclin c. loss of adhesion to other cells d. loss of control of cell division e. loss of normal control of G1/S phase transition
A tumor suppressor protein, p21, inhibits Cdk1. The earliest effect p21 on the cell cycle would be to stop the cell cycle at: a. early G1. b. late G1. c. the S phase. d. G2. e. the mitotic prophase.
1.What stage of mitosis is the cell undergoing? 2.Name a piece of evidence that helped you determine the stage. 3.What stage will it encounter next?
1. How do the daughter cells formed by mitosis compare genetically to each other? 2. How would you expect the mitotic index of a cancer tissue to compare with that of the onion root tip?
What is differentiation? A. When a cell switches from its original purpose B. The process of multiplying the cells in the body C. The process by which cells become specialized in their form to aid in their function D. How cells grow once their place in the body has been decided
4.Which of the following terms includes all the others? a) Karyokinesis b) Cytokinesis c) Cell Cycle d) Meiosis e) Mitosis5) All the following describe ___ based on their location and genetic composition: a) Viruses b) Viralparticles c) Viroids d) Virusoids e) virions. 6) The biosynthetic pathway includes all the following except: a) Rough Endoplasmic Reticulum b) Smooth Endoplasmic Reticulum c) Cis Golgi Apparatus d) Proteasome e) Trans Golgi Apparatus
1. Which of the following is NOT an importance of mitosis? a.It facilitates growth of single fertilized egg to an individual. b.It heals wounds and replaces damaged or lost organs through regeneration c.It ensures equal distribution of nucleic material down to each daughter cell. d.It produces new chromosome combinations. 2. Why are cell cycle control points are so important? a.They help prevent cells with damaged DNA from dividing b.They determine how quickly a cell’s DNA gets copied c.They ensure that mitosis occurs continuously in all body cells d.They ensure that metaphase always follow anaphase
1. Which of the following is NOT an importance of mitosis? a.It facilitates growth of single fertilized egg to an individual. b.It heals wounds and replaces damaged or lost organs through regeneration c.It ensures equal distribution of nucleic material down to each daughter cell. d.It produces new chromosome combinations. 2. Why are cell cycle control points are so important? a.They help prevent cells with damaged DNA from dividing b.They determine how quickly a cell’s DNA gets copied c.They ensure that mitosis occurs continuously in all body cells d.They ensure that metaphase always follow anaphase 3. Which component of the plasma membrane allows the immune system to differentiate between body cells and foreign cells or tissues? a.integral proteins b.carbohydrates c.cholesterol d.peripheral proteins e.phospholipids 4. Cyanide is a chemical that affects the function of mitochondria affecting the energy processing of…
2. The first human cells to be successfully cultured were derived from a malignant tumor. Do you think this simply reflects the availability of cancer cells, or might such cells be better subjects for cell culture? Why?
1. Describe the relationship between the following cellular structures and contents. a) endoplasmic reticulum and the nuclear envelope B) centriole and microtubules C) ribosome and nucleolus D) plastids and pigments