Answer: Pores in plant cell wall connecting adjacent cells.
- A Pores in plant cell wall connecting adjacent cells
- B Pores in nuclear membrane regulating mRNA export to the cytoplasm
- C Gap junction channels formed in the membranes of adjacent animal cells
- D Membrane bridges linking mitochondria for direct exchange of matrix contents
Correct answer: A. Pores in plant cell wall connecting adjacent cells
Explanation: Plasmodesmata are cytoplasmic channels through plant cell walls that connect neighboring cells for communication and transport.
Animal cell structure with major organelles labeled. Image: LadyofHats (Mariana Ruiz), Public Domain, via Wikimedia Commons.
Concept context
Cell theory, prokaryotic vs eukaryotic cells, organelles and their functions. Foundation of all biology.