1. The onion cell is a typical plant cell 2. It has a distinct cell wall as its outer boundary 3. Cell wall is just within the cell membrane. 4. The cells of the human cheek have an outer membrane as the delimiting structure of the cell. Regarding 1,2,3 and 4:

Question

( a ) 1 and 4 are correct but 2 and 3 are incorrect
( b ) 4 is incorrect but 1, 2 and 3 are correct
( c ) 2 is incorrect; 1,3 and 4 are correct
( d ) 3 is incorrect; 1,2 and 4 are correct