Q: When do female reproductive organs mature? Choices: - at menopause - at birth - periomenopause - at puberty A:
at puberty
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Q: In science, what is constantly tested, sometimes revised, sometimes thrown out and sometimes well-established? Choices: - a technique - a study - a variable - a theory A:
a theory
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Q: What may the jointed appendages of arthropods be used for? Choices: - jumping - crawling - digging - walking A:
walking
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Q: What body joint incurs the most common overuse injury among runners and other athletes? Choices: - arm - heel - ankle - knee A:
knee
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