Which of the following describes primary succession?
a. succession on land that previously had no life
b. succession that moves a community away from equilibrium
c. succession in response to a natural disturbance
d. succession characterized by equilibrium
a. succession on land that previously had no life
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When comparing fermentation and anaerobic respiration, which statement would be true?
A. Fermentation and anaerobic respiration are the same. B. Both anaerobic respiration and fermentation use phosphorylation to make ATP. C. Anaerobic respiration and fermentation both employ the electron transport system. D. Fermentation produces carbon dioxide, whereas anaerobic respiration does not.
Mammalian eyes sense light because the photoreceptor cells have molecules called opsins, which change structure when exposed to light. Which of the following plant molecules would be analogous to mammalian opsins in their light-sensing ability?
A) auxin and phytochrome B) auxin and Pfr C) Pfr and phytochrome D) cytokinins and phototropins
A(n) ________ mycelium is a branching network of fibers on and/or beneath the surface of the agar growth medium.
Fill in the blank(s) with the appropriate word(s).
The evolution of saber teeth in a both extinct carnivorous mammals and marsupials is an example of
A. homology caused by common descent. B. homology caused by convergence. C. homoplasy caused by common descent. D. homoplasy caused by convergence. E. homoplasy caused by evolutionary reversal.