Triglycerides are composed of three carboxylic acid chains bound to a glycerol.
a. true
b. false
Answer: a. true
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True or False: passive transport of a molecule across a lipid bilayer only occurs in the presence of a significant concentration difference of that molecule from one side of the bilayer to the other
A. true B. false
Which of the following statements about the functional groups of organic compounds is false?
A) Functional groups may help make organic compounds hydrophilic. B) Many biological molecules have two or more functional groups. C) Functional groups participate in chemical reactions. D) All functional groups include a carbon atom.
Which of the following features is unique to chordates?
A) bilateral symmetry B) a coelom C) a notochord D) a complete digestive tract including an anus
What type of pressure is generated by dissolved proteins in the plasma that are too large to penetrate the capillary membrane?
A) Capillary hydrostatic pressure B) Tissue hydrostatic pressure C) Capillary colloidal osmotic pressure D) Tissue colloidal osmotic pressure