What structure protects the heart and lungs?
a. vertebral column
b. pelvic girdle
c. pectoral girdle
d. ribs and sternum
e. all of these
D
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A rod-shaped bacteria is called:
a. coccus. b. auxospore. c. bacillus. d. bacteriophage. e. spirillus.
Rubulavirus falls under which group of the ICTV nomenclature system?
A. Subfamily B. Family C. Genus D. Order
The red algae are classified as
a. rhodophytes. b. chlorophytes. c. phaeophytes. d. bryophytes. e. pterophytes.
Which of the following statements would be true of Figure 46-4?
a. Hemoglobin would be 50% saturated at a of 30 mm Hg at the highest pH. b. Hemoglobin would be 50% saturated at a of 25 mm Hg at the lowest pH. c. At a of 40 mm Hg, the hemoglobin for the pH 2 line would be 80% saturated. d. At a lower pH, the oxygen dissociation curve is shifted to the right. e. At a higher pH, the oxygen dissociation curve is shifted to the right.