Excessive heat or extremes of pH often cause denaturation of proteins, which means that the proteins
a. have fallen apart into individual monomer subunits.
b. are no longer biological molecules.
c. have broken into many separate domains.
d. are no longer in a functional three dimensional structure.
e. are highly reactive.
D
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Unlike xylem, phloem is made up of __________
A. cells that transport solutes B. cells that still have organelles C. cells that run the length of the plant
Which statement is NOT supported by the theory of evolution?
a. Humans and apes share a common ancestry. b. Humans and apes are descended from an apelike common ancestor. c. Humans and apes have been evolving up until this very moment. d. Humans and apes have been evolving up until this very moment. e. Humans and apes will continue to evolve for as long as their descendants persist.
The movement of predators into areas of high prey density is a type of numerical response referred to as a(n) ________ response
Fill in the blank(s) with correct word
Which of the following does not use RNA as the genome?
A. Influenza virus B. Poxvirus C. Poliovirus D. Rabies virus