The phospholipids of the plasma membrane are arranged as a bilayer because ________
A) the phospholipids are hydrophilic
B) the phospholipid tails are hydrophilic, whereas the heads are hydrophobic
C) the phospholipids are hydrophobic
D) the phospholipid heads are hydrophilic, whereas the tails are hydrophobic
D
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Ventral means above
Indicate whether the statement is true or false
Arteries ensure that blood constantly flows due to contraction of its smooth muscle layer
Indicate whether the statement is true or false
Peritubular capillaries tend to exhibit
A. low hydrostatic pressure and high colloid pressure. B. high hydrostatic pressure and high colloid pressure. C. high hydrostatic pressure and low colloid pressure. D. low hydrostatic pressure and low colloid pressure.
In the figure showing an anterior view of the arteries, which number indicates the left internal carotid artery?
A. 1 B. 2 C. 3 D. 4 E. 5