Which of the following are macronutrients?
A) Sodium, potassium, calcium, chloride, and phosphorous
B) Sodium, potassium, carbohydrates, lipids, and proteins
C) Carbohydrates, lipids, and proteins, but not water
D) Carbohydrates, lipids, proteins, and water
E) Nucleic acids, carbohydrates, lipids, and proteins
D
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What are the three embryonic divisions of the digestive system?
A. Stomach, liver, small intestine B. Foregut, midgut, hindgut C. Coelom, dorsal cavity, ventral cavity D. Stomach, small intestine, large intestine E. Ectoderm, endoderm, mesoderm
Which of the following is NOT true of the bones of the hand?
A. The carpals are arranged in 2 rows of 4 bones each. B. All 5 digits of the hand contain 3 phalanges. C. The metacarpals articulate with the proximal phalanges. D. The hand contains a single metacarpal for each digit. E. All of these are true of the bones of the hand.
A buffer will
A. enhance changes in the pH of the solutions. B. make a solution more acidic. C. make a solution more basic. D. have no effect on the pH of the solutions. E. resist drastic changes in the pH of the solutions.
The thick segment of the nephron loop is impermeable to water
Indicate whether the statement is true or false