What is wood?
A. Secondary xylem that has accumulated outside a cylinder of vascular cambium
B. Secondary xylem that has accumulated inside a cylinder of vascular cambium
C. Primary xylem that has accumulated outside a cylinder of vascular cambium
D. Primary xylem that has accumulated inside a cylinder of vascular cambium
E. Vascular cambium cells
Answer: B
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The rumen of the first stomach of ruminants serves as a fermentation chamber in which bacteria and protozoa degrade
A. fats. B. glucose. C. protein. D. starch. E. cellulose.
Which term-definition pair is mismatched?
A. Coagulase - dissolves fibrin clots B. Capsule - antiphagocytic factor C. Leukocidins - damage white blood cells D. Fimbriae - adherence to substrate E. Hemolysins - damage red blood cells
The term "digestion" refers specifically to what?
A) taking food into the mouth B) chewing food C) breakdown of food into smaller pieces, either mechanically or chemically D) muscular contractions that move food through the digestive tract
The ________ secretes digestive enzymes and bicarbonate solution into the small intestine to aid digestion.
A. gallbladder B. pancreas C. spleen D. liver