A) vessel and sieve tube only
B) tracheids, vessels and sieve tube
C) vessel, sieve cells and sieve tube
D) tracheids, vessel and sieve cells
Correct Answer: B
Solution :
Tracheids are elongated or tube like cells with thick and lignified walls and tapering ends. These are dead and are without protoplasm. Vessel is a long cylindrical tube-like structure made up of many cells called vessel members, each with lignified walls and a large central cavity.You need to login to perform this action.
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