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il63 [147K]
3 years ago
14

3. Gases pass in and out of a leaf through the

Biology
1 answer:
iVinArrow [24]3 years ago
3 0

Answer:

a) stomata

Explanation:

The stomata are little pores / doorways / openings that have the express purpose of allowing gases in and out. Without this, plants would not be able to fix carbon, which is essential in respiration.

Why not c or b: The xylem and phloem channel water through the plant, not gases.

Why not d: The cuticle is the waxy outer layer of the leaf meant to protect it, not allow gases through.

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