The heat given off by living systems can increase the likelihood that a given chemical reaction takes place. Why is this true?
A) The enzymes that catalyze reactions in living systems work increasingly better as the temperature decreases.
B) The heat given off lowers the internal cellular temperature, which allows reactions to proceed more quickly.
C) The heat allows photosynthesis to occur more rapidly.
D) The heat speeds molecular movement, increasing the likelihood of collisions between an enzyme and its substrate.
Correct Answer:
Verified
Q29: The graph below depicts the amount of
Q30: Heat speeds up chemical reactions by
A)causing the
Q31: Enzymes can catalyze a reaction only if
A)they
Q32: Some kinds of drain cleaners use enzymes
Q33: The metabolism of living organisms consists of
Q35: Which of the following is either consumed
Q36: In the reaction CH₂O + O₂ →
Q37: Enzymes are a special class of
A)proteins.
B)nucleotides.
C)chemical bonds.
D)hormones.
Q38: Which of the following compounds is the
Q39: Biosynthetic reactions require many things, including
A)carbon dioxide
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