What percent of new cases of STDs in the U.S. are contracted by people 15 to 24 years of age?

The primary motor cortex receives cutaneous feedback from only one part of the body: the hands. This feedback likely plays an important role in

A) stereognosis. B) astereognosia. C) the homunculus. D) the cingulate motor areas. E) apraxia.

In which assisted reproduction procedure are eggs removed from a woman's ovaries, fertilized in a dish with the prospective father's sperm, and transferred to another woman's uterus?

a. Surrogacy c. In vitro fertilization b. Artificial insemination by donor d. Gamete intrafallopian transfer