Multiple Choice
Which of the following statements correctly describes a common characteristic of a plant cell wall and an animal cell extracellular matrix?
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5. Cell Components
Cell Junctions
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What feature do gap junctions and plasmodesmata have in common?
A
They are both found exclusively in animal cells.
B
They both prevent the passage of ions and small molecules between cells.
C
They allow direct communication between adjacent cells.
D
They are both involved in anchoring cells to the extracellular matrix.
Verified step by step guidance1
Understand the function of gap junctions: Gap junctions are specialized intercellular connections between animal cells that allow for the direct transfer of ions and small molecules between adjacent cells, facilitating communication.
Understand the function of plasmodesmata: Plasmodesmata are channels that traverse the cell walls of plant cells, enabling transport and communication between adjacent plant cells by allowing the passage of ions, small molecules, and sometimes larger molecules.
Identify the common feature: Both gap junctions and plasmodesmata serve the purpose of allowing direct communication between adjacent cells, despite being found in different types of organisms (animals and plants, respectively).
Clarify the exclusivity aspect: Gap junctions are found in animal cells, while plasmodesmata are found in plant cells, so they are not exclusive to one type of cell.
Conclude the shared function: The key feature that gap junctions and plasmodesmata have in common is their role in facilitating direct communication between adjacent cells, which is crucial for maintaining cellular functions and coordination.
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