Physical Activity for Older Adults Study Quiz
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Questions and Answers

What is the primary focus of the study discussed in the article?

  • The effectiveness of meditation in reducing stress in college students
  • The relationship between diet and cardiovascular health in young adults
  • The impact of physical activity on cognitive function in older adults (correct)
  • The correlation between sleep patterns and academic performance in adolescents

    • What is one of the key findings of the study?

  • Regular physical activity is associated with improved cognitive function in older adults (correct)
  • Regular physical activity is linked to decreased cognitive function in older adults
  • Regular physical activity has no significant impact on cognitive function in older adults
  • Regular physical activity only benefits cognitive function in younger adults

    • What is the recommended frequency of physical activity for older adults based on the study?

  • At least 30 minutes of moderate-intensity aerobic activity every other day
  • At least 60 minutes of vigorous-intensity aerobic activity per day
  • At least 150 minutes of moderate-intensity aerobic activity per week (correct)
  • At least 90 minutes of vigorous-intensity aerobic activity three times a week

    • Which enzyme is primarily involved in the recycling of adenine?

    <p>Adenine phosphoribosyltransferase (APT)</p> Signup and view all the answers

    What is the proposed role of adenine salvage cycle enzymes in plant cells?

    <p>Affecting the level of active hormone in a plant cell</p> Signup and view all the answers

    What remains unclear regarding the utilization of adenine salvage metabolism in plant cells?

    <p>Whether plant cells utilize these enzymes for cytokinin interconversion in vivo</p> Signup and view all the answers

    What is the active form of the growth regulator cytokinins (CKs) in plant cells?

    <p>CK bases/nucleosides</p> Signup and view all the answers

    What is suggested as necessary to resolve the issue regarding the utilization of adenine salvage metabolism in plant cells?

    <p>Further genetic analysis coupled with more sensitive measurements of the CK constituents in relevant mutants</p> Signup and view all the answers

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