Which plasma protein is accurately described?
A. Beta globulins-transport of lipids and fat-soluble vitamins
B. Gamma globulin-maintaining blood osmotic pressure
C. Fibrinogen-transport of lipids and fat-soluble vitamins
D. Albumin-blood clot formation
Answer: A
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Water and small hydrophilic solutes
A) may pass through the phospholipid bilayer of the plasma membrane. B) cannot pass through a plasma membrane. C) can dissolve holes in the plasma membrane. D) may pass through channels in the plasma membrane. E) do not mix with each other.
An increase in stored triglyceride molecules ________, and would be considered a/an ________ reaction.
A. creates ATP; anabolic B. uses energy; decomposition C. utilizes ATP; anabolic D. uses energy; catabolic
Answer the following statements true (T) or false (F)
1. Dalton's law states that the total pressure exerted by a mixture of gases is the sum of the pressures exerted independently by each gas in the mixture. 2. Oxygenated hemoglobin releases oxygen more readily when the pH is more basic. 3. Nasal conchae mainly work on inhalation to warm and moisten air. They serve minor functions for exhalation. 4. Under certain conditions, the vocal folds act as a sphincter that prevents air passage. 5. Apneustic breathing is characterized by prolonged inspirations.
Differentiation refers to
A. cell division with no increase in size. B. movement of cells to shape the embryo. C. cells taking on different structures and functions. D. increased size of the cells.