Question

why do Sieve tubes have perforated walls​

Answer 1

Answer:

because it can talk

Explanation:

very funny and very nice one direction of course savage love you know what the teachers

Answer 2

$\huge\underline\bold\red{ƛƝƧƜЄƦ}$

• Sieve tubes are slender tube-like structures with their end walls perforated by numerous pores and are called sieve plates. They are phloem elements and are main food conducting elements. Companion cells possess numerous mitochondria and ribosomes and are supporting units of sieve tubes.