What is the major difference between the pulmonary veins and most other veins?

Question 3 of 102 changes to many traditional family models by: oa. pressuring couples to have more children than ever before. ob. eliminating the influence of religion on most families. oc. making multigenerational families much more common. od. encouraging women to participate in life outside the home. subm

Are needed by the body in large amounts in order to maintain good health

Which of the following best describes sports protective equipment