Which cell Lack nucleus and vacuole at maturity?(a) Sieve tube (b) Trachied (c) Companion cell (d) RBC of frog
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Sieve tube and sieve elements lack nucleus and vacuoles at their maturity stage and they depend on companion cells for their growth and development
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Sieve tube is a living cell. They loose their nucleus at maturity. As they stop their reproduction function and cell division once matured
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