If you are in a tornado situation which of the following should you not do? a. avoid places with wide-span roofs such as auditoriums or cafeterias b. go to an interior room, hallway, storm cellar, basement, or lowest level of the building c. hide under a bridge or an overpass d. lie in a ditch or low-lying area, or crouch near a strong building

Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.

Adistinctive characteristic of mammals that is not observed in other vertebrates is