BIOL 150 Study Guide - Osteichthyes, Permafrost, Tropical Rainforest
Document Summary
Without it, adaptive traits selected by natural selection would not necessarily be passed on to offspring. Pharyngeal gill slits (later adapted to the respiratory system) Reduced litter size: which of the following classifications does not apply to both dogs and humans? a. b. c. d. e. Dogs do not have opposable thumbs, small litter size, flattened nails, etc. It allows the incubation of embryos in a desiccating terrestrial environment. Tundra found in the arctic and at high elevations in the mountains at all latitudes. Savanna expanses of grasses and grasslike plants with scattered trees. Grassland relatively dry for much of the years; hot summers, cold winters; mid latitude. Deciduous forest mid latitude; temperatures fluctuate dramatically between summer and winter; lose their leaves in winters; appalachian mts. Tropical rainforest high latitude (correct: low latitude) 1st internal skeletal-nerve chord enclosed within a column of skeletal units. Higher degree of brain development and encased cranium.
