What are the constituents of phloem?
Phloem is the food conducting tissue in plants. It is made up of four components:
(i) Sieve tubes
(ii) Companion cells
(iii) Phloem parenchyma
(iv) Phloem fibres
Which of the following are constituents of phloem tissues?
What are the constituents of blood?
What are the constituents of brass?