A tubercle of a rib articulates with the
A) manubrium.
B) costal facets of thoracic vertebrae.
C) hyoid.
D) xiphoid process.
E) cervical and thoracic vertebrae.
B
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With the elbow and wrist extended, painting a circle on a canvas requires __________ of the shoulder.
A. rotation B. circumduction C. extension D. flexion E. elevation
Two deep muscles that produce eversion as well as plantar flexion of the foot are the ________.
Fill in the blank(s) with the appropriate word(s).
Leukotrienes, prostaglandins, and thromboxanes are all examples of
A) amino acid derivatives. B) eicosanoids. C) tyrosine derivatives. D) glycoproteins. E) steroid hormones.
If a DNA molecule were known to be 22% thymine (T), what would be the percentage of guanine (G) present?
A) 28% B) 11% C) 78% D) 22% E) 8%