Depression is more likely to be a shared tendency between identical twins than between fraternal twins. This most clearly supports explanations of this mood disorder from a perspective.

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.

What disease is characterized by the unrestricted growth of abnormal cells on or in the tissues of the body? a) protozoan infection. b) cancer c) diabetes. d) coronary heart disease

What is the main difference between trace elements and the main elements that make up the body? 1) main elements consist of heavier atoms. 2) trace elements are only needed in small amounts. 3) trace elements consist of heavier atoms. 4) main elements are only needed in small amounts.