The practice of grouping species based upon their shared characteristics is called ________
a. cladistics
b. an evolutionary tree
c. a cladogram
d. biology
e. a phylogeny
a
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The photic zone in aquatic environments is typically about how deep?
A. 10 m B. 50 m C. 100 m D. 500 m E. 1000 m
Which one of the following statements is true?
a. Basidiospores are formed within the basidia. b. Ascospores are formed outside the ascus. c. Both Basidiospores and ascospores are formed within their respective structures. d. Both Basidiospores and ascospores are formed outside their respective structures. e. Basidiospores are formed outside and ascospores are formed within their respective structures.
A researcher is using molecular phylogenetic techniques to determine the evolutionary relationships of a large set of animal species. Which type of species are most likely to have been wrongly classified based on morphology alone?
A. Parasitic species B. Terrestrial species C. Species with spiral development D. Bilateral species E. Aquatic species
Polymers of polysaccharides, fats, and proteins are all synthesized from monomers by
A) connecting monosaccharides together. B) the formation of disulfide bridges between monomers. C) ionic bonding of the monomers. D) the addition of water to each monomer. E) the removal of water