Until the middle of the 20th century, doctors sometimes suggested that
people smoke in order to reduce stress. since then, doctors have been asking
patients who smoke to quit.
what caused this change?

How does pregnancy begin? a) a placenta forms in the uterus b) a sperm reaches an egg in the fallopian tubec) the blastocyst differentiates into two cell types d) contractions begin in the uterine wallapex

Drag each label to the correct location on the table. each label can be used more than once. decide whether each statement describes saturated fat, unsaturated fat, or both saturated and unsaturated fats.

Which organelle plays a role in intracellular digestion?