Culture-independent approaches avoid issues associated with
A) detecting very rare phylotypes.
B) conflating phylogenetic and functional diversity.
C) growing organisms in the lab.
D) next generation sequencing.
Answer: C
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Which of the following statements about patterns of energy use among countries is false?
A. Individuals in larger countries use more energy than individuals in smaller countries. B. Individuals in high-latitude countries use more energy than individuals in equatorial countries in part because of the need to heat buildings. C. Countries where individuals travel more frequently have higher levels of energy use than countries where individuals travel less frequently. D. Individuals in countries with higher standards of living use more energy than countries with lower standards of living. E. Energy use is distributed unevenly among countries.
In microscopy, resolution can be defined as the:
a. magnification power. b. extent to which detail in the magnified object is maintained. c. ability of objects to stand out from the background. d. ability to see objects against a black background.
Plants and their predecessors, green algae, do not share the property of
A. containing chlorophylls a and b, and carotenoids. B. containing cellulose-rich cell walls. C. containing a system of roots and stems. D. containing starch as the primary food storage product. E. forming a cell plate during cytokinesis.
In cocker spaniels, black coat color (B) is dominant
over red (b), and solid color (S) is dominant over spotted (s). If two dihybrids (Bb Ss) are crossed, which will be produced? a. black and spotted pure-breeding forms b. black and solid pure-breeding forms c. red and solid pure-breeding forms d. red and spotted pure-breeding forms e. all of these