Which structures contain keratin

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

Which ability demonstrates that one can identify and share another person’s feelings a. resilience b. confidence c. integrity d. empathy

Why is it often difficult to get funding for local parks? a. state governments do not like to grant permits for local parks. b. federal regulations prohibit most fund raising. c. there is often a small tax base. d. federal funding cuts have all but stopped local construction of parks.