(B) In older dicot stems,the lumen of xylem vessels often gets blocked by balloon-like outgrowths of adjacent parenchyma cells that protrude into the

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(B) In older dicot stems,the lumen of xylem vessels often gets blocked by balloon-like outgrowths of adjacent parenchyma cells that protrude into the vessel through the pits. These structures are known as $Tyloses$. They play a role in preventing the spread of pathogens and reducing water conduction in heartwood.