A bird's crop is an expanded area of this part of the alimentary canal between the pharynx & stomach
In 1910 Paul Ehrlich announced that Salvarsan was an effective treatment for this disease
These 2 types of nonfiction book share a Pulitzer Prize category
TV character Jaime Sommers had one ear of this type; Steve Austin had one such eye
Selman A. Waksman, discoverer of streptomycin, coined this term in the 1940s
Term for a diet, mostly whole grains, designed to prolong life
Depending on who benefits, this relationship can be classified as mutualism or as parasitism
This layer of fat helps maintain a whale's body temperature at 93-99 F., & that's nothing to cry over
When you "make a muscle" in your arm, you contract this 2-headed muscle
It's secreted by the liver, stored in the gallbladder & released into the duodenum after eating