Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
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Question: Question: Which type of plankton make food via photosynthesis? Answer: phytoplankton

Answer: Phytoplankton are "plant-like" plankton. Since they make food by photosynthesis, they live in the photic zone. Most are algae.

Question: Question: What are the narrowest blood vessels, where oxygen is transferred into body cells? Answer: capillaries

Answer: Red blood cells are flat, round, and very small. Their small size allows easy maneuverability through the capillaries, the narrowest blood vessels, where oxygen is transferred into body cells.

Question: Question: What is an interation between organisms or species for the same resources in an enviroment is called? Answer: competition

Answer:
Competition is as an interaction between organisms or species for the same resources in an environment.