Chondrichthyes includes
A) whales. B) all fishes. C) lampreys. D) frogs. E) sharks.
E
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Examples of convergent evolution of bryophytes and vascular plants include:
A. mosses that attract insects that then transport their spores. B. the sporophyte generation being dependent on the gametophyte generation. C. bryophytes living in habitats where roots do not confer an advantage. D. mosses that are able to dry out and rehydrate functional photosynthetic tissues. E. the evolution of lignified vascular tissue in some bryophytes.
The division of microbes termed the Firmicutes have a cell wall type best described as ________.
A. gram-negative B. gram-positive C. archaeal D. lacking a cell wall
many kinds of aquatic animals that are large enough and strong enough to be able to swim against currents and tides and go where they want are referred to as
A. phytoplankton. B. nekton. C. benthic creatures. D. sessile creatures.
Photoperiodism is the ____.
A. duration of flowering in a plant B. amount of light needed by a plant to exhibit normal growth C. response of a plant to the duration of light and darkness D. light phase of photosynthesis during which photolysis of water occurs E. opposite of photorespiration