Life Functions-Original

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What is respiration?

Back

Respiration is the life function that uses oxygen and glucose to produce ATP (energy) for cellular activities.

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What does metabolism refer to?

Back

Metabolism refers to the total sum of all life functions and chemical processes occurring in an organism.

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What is synthesis in biological terms?

Back

Synthesis is the life function that involves the creation of complex substances from simpler ones, such as making hair, bones, and fingernails.

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What are cellular wastes?

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Cellular wastes are byproducts of cellular processes that need to be eliminated, such as carbon dioxide, salt, and water.

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What is regulation in the context of life functions?

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Regulation is the life function that involves maintaining internal stability and responding to changes in the environment, such as the pupil changing size.

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What is the role of nutrition in life functions?

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Nutrition is the life function that involves obtaining and processing food to provide energy and materials for growth and maintenance.

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How does growth relate to life functions?

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Growth is the life function that refers to the increase in size and mass of an organism, involving cell division and differentiation.

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What is homeostasis?

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Homeostasis is the process by which living organisms maintain a stable internal environment despite external changes.

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What is the difference between excretion and secretion?

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Excretion is the removal of waste products from the body, while secretion is the release of substances like hormones or enzymes for specific functions.

Front

What is the significance of ATP in cellular processes?

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ATP (adenosine triphosphate) is the energy currency of the cell, providing energy for various biological processes.