Clusters of small gas bubbles are visible on the leaves of aquatic plants. Indicate what kind of gas it is, as a result of what process

Clusters of small gas bubbles are visible on the leaves of aquatic plants. Indicate what kind of gas it is, as a result of what process it is formed and from what substance.

1) oxygen was released from the water; 2) the process of photosynthesis in the light phase.

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