Question

in plants , what ensures that all cells are in contact with air ??? ​

Answer 1

Answer:

Stomata (small pores usually found on the lower surface of the leaf) – allow carbon dioxide and oxygen to enter and leave the leaf. Each stoma is surrounded by two guard cells that control its opening and closing. Stomata are usually open during the day and closed at night.

Explanation:

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Answer 2

I don't know the answer of this question but please mark me as a brainlist and give me some thanks please