Cell walls are the component of the cell that encloses the cell and its other organelle inside without getting it mixed with the outer external environment. They provide the structural support and the framework.
The cells from a dog's paw will not have a cell wall.
What is a cell wall?
- It is a rigid and tough layer made up of cellulose and polysaccharide found in prokaryotes and some higher eukaryotic organisms. It is flexible enough to let the molecules in and out of the cell.
- Prokaryotes like bacteria and eukaryotes like plant cells and fungi have a cell wall but are absent in animal cells. They protect and prevents the cell from shock and damage, osmotic pressures.
Therefore, the dog being an animal lacks a cell wall. Hence, option d. is correct.
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