The coral provides the algae with a protected safe environment (a home) and compounds they need for photosynthesis. The algae in return, produce oxygen and help the coral to remove wastes. Most importantly, zooxanthellae supply the coral with glucose, glycerol, and amino acids, which are the products of photosynthesis.
Pretty sure the answer is oxygen, as it is produced in photosynthesis and consumed in respiration.
Answer:
Its because your fingers are somewhat like sponges they absorb a little bit of water
Explanation: