Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 10, Problem 37CTQ
Compare and contrast the roles of the positive cell-cycle regulators negative regulators.
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Chapter 10 Solutions
Biology 2e
Ch. 10 - Figure 10.6 Which of the following is the correct...Ch. 10 - Figure 10.13 Rb and other proteins that negatively...Ch. 10 - Figure 10.14 Human papillomavirus can cause...Ch. 10 - A diploid cell has ________ the number of...Ch. 10 - An organism s traits are determined by the...Ch. 10 - The first level of DNA organization in a...Ch. 10 - Identical copies of chromatin held together by...Ch. 10 - S. Chromosomes are duplicated during what stage of...Ch. 10 - Which of the following events does not occur...Ch. 10 - The mitotic spindles arise from which cell...
Ch. 10 - Attachment of the mitotic spindle fibers to the...Ch. 10 - Unpacking of chromosomes and the formation of a...Ch. 10 - Separation of the sister chromatids is a...Ch. 10 - The chromosomes become visible under a light...Ch. 10 - The fusing of Golgi vesicles at the metaplhase...Ch. 10 - At which of the cell-cycle checkpoints do external...Ch. 10 - What is the main prerequisite for clearance at the...Ch. 10 - If the M checkpoint is not cleared, what stage of...Ch. 10 - Which protein is a positive regulator that...Ch. 10 - Many of the negative regulator proteins of the...Ch. 10 - Which negative regulatory molecule can trigger...Ch. 10 - are changes to the order of nucleotides in a...Ch. 10 - A gene that codes for a positive cell-cycle...Ch. 10 - A mutated gene that codes for an altered version...Ch. 10 - Which molecule is a Cdk inhibitor that is...Ch. 10 - Which eukaryotic cell-cycle event is missing in...Ch. 10 - FtsZ proteins direct the formation of a...Ch. 10 - Compare and contrast a human somatic cell to a...Ch. 10 - What is the relationship between a genome,...Ch. 10 - Eukaryotic chromosomes are thousands of times...Ch. 10 - Briefly describe the events that occur in each...Ch. 10 - Chemotherapy drugs such as vincristine (derived...Ch. 10 - Describe the similarities and differences between...Ch. 10 - List some reasons why a cell that has just...Ch. 10 - What cell-cycle events will be affected in a cell...Ch. 10 - Describe the general conditions that must be met...Ch. 10 - Compare and contrast the roles of the positive...Ch. 10 - What steps are necessary for Cdk to become fully...Ch. 10 - Rb is a negative regulator that blocks the cell...Ch. 10 - Outline the steps that lead to a cell becoming...Ch. 10 - Explain the difference between a proto-oncogene...Ch. 10 - List the regulatory mechanisms that might be lost...Ch. 10 - ______ can trigger apoptosis if certain cell-cycle...Ch. 10 - Name the common components of eukaryotic cell...Ch. 10 - Describe how the duplicated bacterial chromosomes...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- MPF plays an important role during the regulation of the cell cycle. give examples that will support this statement.arrow_forwardExplain the significance of the G1, G2, and M checkpoints and thego-ahead signals involved in the cell cycle control system.arrow_forwardExplain the action of cyclin-dependent kinases inregulation of the cell cycle.arrow_forward
- Explain how cyclin and cyclin-dependent kinases control the cell cycle.arrow_forwardDescribe what happens to the G1 cell cycle check point of a skin cell that is stimulated to divide by neighboring cells following an injury. Describe the pathway from the growth factor signal to the cell cycle checkpoint regulation of gene expression resulting in cell duplication. Briefly explaining the mechanismarrow_forwardDescribe the effects of the mutation causing the p21 promoter to no longer bind p53 on cell signaling pathways and metabolism or cell cycle control.arrow_forward
- The expression of this inhibitor of G2 to M Phase of the cell cycle progression will be significantly upregulated in a muscle cell that has had a drastic drop in insulin stimulation due to glucose and amino acids withdrawal; Group of answer choices ARF CiP/KiP-p21 CiP/KiP-p27 p57arrow_forwardList the regulatory mechanisms that might be lost in a cell producing faulty p53.arrow_forwardDescribe the function of these molecules that help control the cell cycle A.) M-phase promoting factor B.) Cyclin C.) Cyclin dependent kinasearrow_forward
- Benign and cancerous tumors occur when the cell cycle control mechanisms no longer operate correctly. What types of genes may be involved in these cell cycle control mechanisms?arrow_forwardDescribe how the tumor-suppressor genes Rb, p53 and p21 regulate the cell cycle.arrow_forwardDescribe how p53 functions to arrest cells in G1 and G2 stages of the cell cycle to regulate the progression to the S and M stages respectivelyarrow_forward
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