Some physical effects of aging can be related to which factor?
1. Religious beliefs
2.Genetic predisposition
3. Ethnic background

During a formal discussion in his science class, kai will be speaking about the important of exercise. what is the best advice he can follow to be a prepared speaker

For yokos physical fitness class she is supposed to do a certain amount of aerobic exercise what is best for her

When a researcher debriefs her participants, she: provides a detailed explanation of the study. removes their undergarments. tells them they can stop taking part at any time. provides an detailed explanation of the study, and tells them they can stop taking part at any time.