Two large, open spaces called the ________ contain three convoluted shelflike bones that increase the surface area for conditioning inhaled air
Fill in the blank(s) with correct word
nasal cavities
Biology & Microbiology
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Bone tissue is composed of ____ and ____ regions
a. spongy; muscular b. spongy; compact c. compact; diffuse d. aerobic; anaerobic e. red; white
Biology & Microbiology
During stress, ACTH is produced by the _______ and acts on target cells in the ______
a. hypothalamus; adrenals b. hypothalamus; pituitary c. pituitary; hypothalamus d. pituitary; adrenals e. adrenals; hypothalamus
Biology & Microbiology
The various characteristics of organisms that result from their genetic makeup are collectively referred to as an organism's ________
Fill in the blank(s) with correct word
Biology & Microbiology
Vitamins that are acquired from fat-containing foods are known as
A. lipo-vitamins. B. coenzymes. C. fat-soluble vitamins. D. essential vitamins.
Biology & Microbiology