Reznick and Endler’s research with guppies suggested four of the following. Which one is the exception?
a. Life history traits can be inherited.
b. Life history traits evolve.
c. Life history traits can be altered over a short period of time.
d. Life history traits are not influenced by predation patterns.
e. Life history traits are coded for in DNA.
ANSWER: d
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Silver sulfadiazine, a combination of silver and a sulfa drug, is used to
A. disinfect water for drinking. B. prevent infection of surgical wounds. C. prevent infection of second- and third-degree burns. D. counteract lead poisoning. E. treat bites from werewolves.
Sister chromatids connect at the _____
Fill in the blank(s) with correct word
The cell in micrograph "II" is at which stage of
the cell cycle?
a. prophase b. telophase c. interphase d. anaphase e. metaphase
Several new tetraploid species of a plant called salsify (Tragopogon) have arisen in western North America. These new species each arose from a diploid species that went through the process of allopolyploidy. This mode of speciation is a type of ________ and it occurs ________.
A. sympatric speciation; very slowly B. sympatric speciation; almost instantaneously C. allopatric speciation; almost instantaneously D. allopatric speciation; very slowly E. adaptive radiation; very slowly