HUMAN BIOLOGY
16th Edition
ISBN: 9781260233032
Author: Mader
Publisher: RENT MCG
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Question
Chapter 13.2, Problem 2CYP
Summary Introduction
To analyze:
The interaction of thin and thick filaments in the sliding filament model.
Introduction:
Thick and thin filaments are the two types of protein myofilaments present in a sarcomere of a muscle fiber. The thick filaments are made up mainly of myosin protein while the thin filaments are made up of a protein called actin.
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Explain how the thin and thick filaments interact in the sliding filament model.
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Chapter 13 Solutions
HUMAN BIOLOGY
Ch. 13.1 - List the three types of muscles and provide a...Ch. 13.1 - Prob. 2LOCh. 13.1 - Prob. 3LOCh. 13.1 - State the three types of muscles in the human body...Ch. 13.1 - Prob. 2CYPCh. 13.1 - Prob. 3CYPCh. 13.2 - Prob. 1LOCh. 13.2 - Prob. 2LOCh. 13.2 - Prob. 3LOCh. 13.2 - Prob. 1BTS
Ch. 13.2 - Prob. 2BTSCh. 13.2 - Prob. 1CYPCh. 13.2 - Prob. 2CYPCh. 13.2 - Prob. 3CYPCh. 13.3 - Prob. 1LOCh. 13.3 - Prob. 2LOCh. 13.3 - Prob. 3LOCh. 13.3 - Prob. 4LOCh. 13.3 - Prob. 1BTSCh. 13.3 - Prob. 2BTSCh. 13.3 - List the stages of a muscle twitch.Ch. 13.3 - Contrast the activities of a single muscle twitch...Ch. 13.3 - Summarize how the CP pathway, fermentation, and...Ch. 13.3 - Explain why weightlifters are not well adapted for...Ch. 13.4 - Prob. 1LOCh. 13.4 - Summarize the causes of fibromyalgia, muscular...Ch. 13.4 - Prob. 1BTHCh. 13.4 - Prob. 2BTHCh. 13.4 - Prob. 1CYPCh. 13.4 - Prob. 2CYPCh. 13.4 - Prob. 3CYPCh. 13.5 - Prob. 1LOCh. 13.5 - Prob. 2LOCh. 13.5 - Prob. 1CYPCh. 13.5 - Prob. 2CYPCh. 13.5 - Prob. 3CYPCh. 13 - Prob. 1ACh. 13 - Which of the following terms is not linked to its...Ch. 13 - Prob. 3ACh. 13 - Prob. 4ACh. 13 - Prob. 5ACh. 13 - Label each of the indicated items in the diagram...Ch. 13 - Prob. 7ACh. 13 - Prob. 8ACh. 13 - Prob. 9ACh. 13 - Prob. 10ACh. 13 - Prob. 11ACh. 13 - Prob. 12ACh. 13 - Prob. 1TCCh. 13 - Prob. 2TCCh. 13 - Prob. 3TC
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- Describe the structure and the role of the Sliding-Filament Mechanism?arrow_forwardATP within actin subunits is hydrolyzed after assembly into a filament but before disassembly from a filament. in theprocess of assembly into a filament. in the process of disassociation from a filament after disassociation from a filamentarrow_forwardExplain the sliding filament mechanismarrow_forward
- What do Intermediate filaments provide?arrow_forwardIf you were to watch muscle tissue contract: Under a light microscope, would you see the muscle fibers get narrower, or the striations get thinner? Explain. At the EM level, focusing on one sarcomere, you would be able to see a region of thick filaments overlapping two regions of thin filaments. Use the structure of the thick filaments to explain how ONE region of thick filaments is able to pull in microfilament in two opposite directions (both toward the center of the sarcomere).arrow_forwardDefine the types and functions of intermediate filaments.arrow_forward
- Explain how cofilin distinguish old filaments from new ones.arrow_forwardHow is filament polarity detectable?arrow_forwardThe ability of myosin to walk along an actin filament may be observed with the aid of an appropriately equipped microscope. Describe how such assays are typically performed. Why is ATP required in these assays? How can such assays be used to determine the direction of myosin movement or the force produced by myosin?arrow_forward
- Would you expect to find motor proteins that move along intermediate filaments? Explain why or why not.arrow_forwardWhat would be the consequence for actin filament assembly/disassembly if a mutation prevented actin’s ability to bind ATP? What would be the consequence if a mutation prevented actin’s ability to hydrolyze ATP?arrow_forwardWhich of the following describes an F-actin microfilament? A flexible, helical filament composed of two strands assembled from G-actin 13 protofilaments composed of heterodimers with a hollow core a flexible filament composed of 13 interwoven protofilaments Eight tetramers twisted into a rope-like filamentarrow_forward
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