________ is the substrate of ________.
A. Lactase; glucose
B. Lactose; lactase
C. Sucrase; sucrose
D. Glucose; lactose
E. Galactose; lactose
Answer: B
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Place the following steps of the electron transport system (ETS) and ATP formation in the correct order. 1. Movement of hydrogen ions provides energy to ATP synthesis. 2. Electrons from FADH2 pass to coenzyme Q. 3. Electrons are transported to respiratory complex III. 4. ADP combines with P to form ATP. 5. Electrons from NADH pass to coenzyme Q. 6. Electrons combine with oxygen and hydrogen ions to form water molecules.
A) 6, 3, 5, 2, 4, 1 B) 5, 2, 3, 6, 1, 4 C) 1, 2, 6, 4, 3, 5 D) 4, 6, 1, 3, 5, 2 E) 2, 3, 6, 5, 4, 1
A person who is severely dehydrated is likely to have a high fever because
A. Water is needed for body temperature regulation B. The blood pressure is increased C. The blood volume is decreased D. Waste products have accumulated
The _____ begins with capillaries in the abdominal viscera and ends with capillaries in the liver
A. superior mesenteric system B. celiac system C. hepatic portal system D. hepatic vein E. splenic system
The ratio of the density of a substance to the density of water is called its __________________ __________________.
Fill in the blank(s) with the appropriate word(s).