Collenchyma tissue is characterised by
Elongated cells with thickening at selected places
Isodiametric cells with deposits of cellulose and pectin at the corners
Elongated cells with deposits of cellulose and pectin all over the wall
Isodiametric cells with thickening all over the cell wall
The first formed primary phloem is referred as ...$A$... The later formed primary phloem is referred as ...$B$...
Choose the correct combination of $A$ and $B$
Bordered pits are very common in
The vessel elements of angiosperms differ from other elements of xylem in having
Delete odd one