The most damaging type of mutation is a
A) Silent mutation
B) Point mutation
C) All the choices are equally damaging
D) Frameshift mutation
E) Back mutation
D) Frameshift mutation
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The conversion of physical or chemical stimuli into nerve impulses is known as:
A. sensory transduction B. sensory reception C. motor response D. cellular response
The bacterium Thermus aquaticus proved to be
important in biology because a. it put researchers on a path that led to the great domain of life, the Archaea. b. it makes a heat resistant enzyme. c. its heat-resistant enzyme can catalyze the polymerase chain reaction. d. synthetic forms of its heat-resistant enzyme triggered a revolution in biotechnology. e. all of these are true.
The diploid portion of a plant life cycle is known as the:a
parental generation. b. sporophyte generation. c. daughter generation. d. gametophyte generation. e. reproductive generation.
Carrying capacity is
A) seldom reached by marine producers and consumers because of the vast resources of the ocean. B) the maximum population size that a particular environment can support. C) fixed for most species over most of their range most of the time. D) determined by density and dispersion data. E) the term used to describe the stress a population undergoes due to limited resources