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Why do multicellular organisms need specialized systems for the intake of energy and exchange of materials, unlike unicellular organisms?
Single-celled organisms do not require cellular energy to survive
They are much heavier than single-celled organisms
They are completely unable to move from one place to another
Most internal cells lack direct contact with the external environment
Most internal cells lack direct contact with the external environment
Practice and solve "Why do multicellular organisms need specialized systems for the intake of energy and exchange of mat..." for General Science - Previous Year Paper 2026. The correct answer is Option D: Most internal cells lack direct contact with the external environment. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Why do multicellular organisms need specialized systems for the intake of energy and exchange of mat..." for General Science - Previous Year Paper 2026. The correct answer is Option D: Most internal cells lack direct contact with the external environment. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.