In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Q: Question: Only about one percent of plants have lost what ability, turning them into consumers and even predators, instead of producers? Answer: photosynthesis

A: Only about one percent of plants have lost photosynthesis ability, turning them into consumers and even predators, instead of producers.
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Q: Question: Which proteins recognize and combine with harmful materials, including both toxic chemicals and invasive microorganisms? Answer: antibodies

A: Antibodies recognize and combine with harmful materials, including both toxic chemicals and invasive microorganisms.
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Q: Question: Which of these can be mined from Earth and used as an energy source? Answer: Coal

A:
Coal can be mined from earth and used as an energy source.
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