Members of Mollicutes are commonly called ________; these bacteria are characterized by the absence of cell walls, their small genomes, and simplified metabolic pathways.
What will be an ideal response?
mycoplasmas
Mycoplasmas
mycoplasma
Mycoplasmas
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Progressive changes in the fossil record are evidence for evolution because
A. they show descent with modification. B. they show inheritance of acquired characteristics. C. they show evolutionary change at the level of the individual. D. they show gaps in the fossil record.
In humans the pharyngeal slits mostly disappear during development, except for one pair that in the adults forms:
A. a cleft palate B. the Eustachian tubes C. the thyroid gland D. the glottis E. the opening to the voice box
If you lose your sensitivity to the sound of the waves but still notice a seagull flying above you, what is happening?
A. sensory adaptation in sight involving thermoreceptors B. sensory adaptation in sight and hearing involving mechanoreceptors C. competition between processing of hearing and sight involving light receptors D. sensory adaptation in hearing involving mechanoreceptors E. general sensory diminution involving mechanoreceptors and thermoreceptors
Different aminoacyl-tRNA synthetases:
A. may bind the same amino acid. B. may bind the same tRNA. C. do not appear to recognize the same features of tRNAs. D. will always recognize both the acceptor stem and anticodon sequences of tRNAs. E. will always recognize the complete tRNA anticodon sequence.