MICROANATOMY

INTRODUCTION TO MICROSCOPY CELL BIOLOGY

CELL JUNCTIONS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Plasmodesmata in plant cells are analogous to what structure in animal cells?
A
Tight junctions
B
Gap junctions
C
Adhesion junctions
D
Vacuoles
Explanation: 

Detailed explanation-1: -Gap junctions in animal cells are like plasmodesmata in plant cells in that they are channels between adjacent cells that allow for the transport of ions, nutrients, and other substances that enable cells to communicate (Figure 4.6. 5).

Detailed explanation-2: -Functionally, gap junctions in animal cells are a lot like plasmodesmata in plant cells: they are channels between neighboring cells that allow for the transport of ions, water, and other substances 3.

Detailed explanation-3: -Gap junctions are not in plant cells. Gap junctions are in animal cells and are particularly important in the vertebrate heart. Plasmodesmata, another type of cell junction, perform a similar function in plant cells. Both gap junctions and plasmodesmata allow for direct communication between two cells.

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