170. Phloem in gymnosperms lacks :
(1) Albuminous cells and sieve cells
(2) Sieve tubes only
(3) Companion cells only
(4) Both sieve tubes and companion cells
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✏ Phloem in gymnosperms lacks Albuminous cells and sieve cells.
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Phloem in gymnosperm does not have the companion cells.
Answer: Option 3
Explanation:
These are the cells which contains lots of plasma and nucleus present in the angiosperms, but they are not present in gymnosperms. Gymnosperms are the plant of the cold dry climate so they do not need any root pressure to take water from the soil.
But gymnosperm needs sidekick cells. The phloem of the gymnosperm has parenchyma, sclerenchyma and partner cells.
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