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Questions in biology

[Done] Which types of proteins help defend the body against foreign agents like bacteria?

[Done] What are greenhouse gases?

[Done] Fructose, sucrose, and starch are all examples of: A. carbohydrates B. lipids C. nucleic acids D. proteins

[Done] Where does all of the energy in an ecosystem ultimately come from?

[Done] What is the reason for cleaning dishes, utensils, and food preparation surfaces?

[Done] An input of energy is required to maintain the complexity of living systems. Is this statement true or false? Please explain your answer.

[Done] Are pansies monocots or dicots?

[Done] Which is an advantage that single-celled organisms have over multicellular organisms?

[Done] When the body receives stimuli, which structure typically processes the stimuli?

[Done] What evidence is there to show that changing sand to glass is a chemical change?