Title: Understanding Antiparallel Microtubules in Cellular Structures---**Microtubule Characteristics and Instructions:**1. **Plus and Minus Ends:** - Clearly denote the plus (+) and minus (-) ends on both microtubules.2. **Polymer Composition:** - Indicate that each microtubule is a polymer of alpha and beta heterodimers, ensuring correct orientation is shown.3. **Motor Proteins:** - **Plus-End Directed Motor Protein:** - One microtubule should be bound by a simple representation of a plus-end directed motor protein. Ensure the motor protein is named and its movement direction is depicted. - **Minus-End Directed Motor Protein:** - Similarly, the other microtubule should be bound by a depiction of a minus-end directed motor protein, properly labeled with its movement direction illustrated.This visual representation will aid in comprehending the structural and functional dynamics of microtubules in cellular processes.

Answered: Draw a pair of antiparallel…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Title: Understanding Antiparallel Microtubules in Cellular Structures

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**Microtubule Characteristics and Instructions:**

1. **Plus and Minus Ends:**
- Clearly denote the plus (+) and minus (-) ends on both microtubules.

2. **Polymer Composition:**
- Indicate that each microtubule is a polymer of alpha and beta heterodimers, ensuring correct orientation is shown.

3. **Motor Proteins:**
- **Plus-End Directed Motor Protein:**
- One microtubule should be bound by a simple representation of a plus-end directed motor protein. Ensure the motor protein is named and its movement direction is depicted.
- **Minus-End Directed Motor Protein:**
- Similarly, the other microtubule should be bound by a depiction of a minus-end directed motor protein, properly labeled with its movement direction illustrated.

This visual representation will aid in comprehending the structural and functional dynamics of microtubules in cellular processes.

Expert Solution

Step 1: Microtubules:

Cytoskeleton is a complex of protein filaments and tubules that are associated with providing structural support, maintaining the shape of cells, etc. It is present in the cytoplasm and is composed of several components, including microtubules, microfilaments, and intermediate filaments. The microtubules are responsible for providing structural support to the cell, maintaining cell division, facilitating intracellular transports, etc. These are 25 nm in diameter and contain tubulin protein, responsible for cell division, maintenance of cell shape.

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