Exocrine glands differ from endocrine glands in that only exocrine glands ________
a. secrete hormones
b. have ducts that carry products to a free epithelial surface
c. are restricted to the digestive system
d. all of the choices
b
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A common method used in the diagnosis of giardiasis is detection of Giardia
A) cysts in stool. B) antigens in blood. C) antigens in stool. D) cysts or antigens in stool.
What is the term used to describe the ability to maintain a constant body temperature?
a. Homeothermic b. Heterothermic c. Endothermic d. Exothermic
Traditional systematics constructs phylogenetic trees
1.that reflect evolutionary relationships, but emphasize morphological features. 2.assigning classification. 3.called cladograms. 4.based only on molecular data. 5.with only monophyletic taxa.
Under which of the following conditions would you expect to find a cell with a predominance of free ribosomes?
a. a cell that is secreting proteins b. a cell that is producing cytoplasmic enzymes c. a cell that is constructing its cell wall or extracellular matrix d. a cell that is digesting food particles e. a cell that is enlarging its vacuole