What type of molecule carries the hereditary information of an organism?
a. DNA
b. RNA
c. protein
d. nucleus
e. hormone
a
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The subclass of Chondrichthyes with an operculum is called:
a. sharks. b. skates. c. rays. d. chimaeras. e. hagfish.
The interstitial fluid is
a. involved in oxygen transport to tissue capillaries. b. the extracellular fluid. c. supplied by the blood. d. similar to protein-free plasma in composition. e. all of these.
The physical units of heredity composed of defined DNA sequences that collectively control gene transcription and contain the information to produce RNA molecules or proteins are better known as what?
What will be an ideal response?
Which of the following is not a characteristic of aquaporins?
a. They are transmembrane proteins. b. They facilitate the rapid transport of water through the plasma membrane. c. They are located in mammalian kidney tubules. d. They respond to specific hormones. e. They cause dehydration.