Progressive changes in the fossil record are evidence for evolution because
A. they show gaps in the fossil record.
B. they show descent with modification.
C. they show inheritance of acquired characteristics.
D. they show evolutionary change at the level of the individual.
Answer: B
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Interoctopus communication is facilitated by
A. a radula. B. mantle connections. C. chromatophores. D. chemical pheromones.
In liverworts, what is the gemma cup?
a. fat-knoblike structure that attaches the sporophyte to the gametophyte b. small, broken piece of leaf fragments by which liverworts asexually reproduce c. fibrous, anchoring hair on the underside of the thallus d. the liverwort female gametophyte
Riboswitches regulate transcription, rather than translation, in cells.
Answer the following statement true (T) or false (F)
Industrial fermentation and fermentation in food production
A. are both processes in which sugars are oxidized to alcohols or acids. B. are processes in which sugar or protein is oxidized to produce alcohols or acids. C. use entirely different microorganisms. D. use entirely different starting material. E. make use of the same microorganisms.