Biology
What is the main purpose of white blood corpuscles?

To give strength
To combat infection
To carry oxygen
To carry nutrients

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Biology
Which of the following statements is not true about metabolism?

Metabolism is influenced by numerous factors, such as heredity and age
Younger people generally have a slower metabolism than adults
Basal metabolism is measured by the amount of calories burned when your body is inactive
Basal metabolism is the amount of energy needed for sustaining life

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