What is an advantage of using scientific names?
A) There is only one name per species.
B) They are universal to all languages.
C) They can indicate the relatedness of organisms.
D) All of these choices
Question 2
What would explain the poor condition for biological productivity in the open tropical ocean?
A) Converging currents produce downwelling, thus carrying nutrients to the deep ocean.
B) Gyres contain pollution and decaying organisms that use up available nutrients.
C) Upwelling delivers seafloor sediment to the surface, thus blocking necessary sunlight for photosynthesis.
D) Strong layering isolates deep, nutrient-rich water from the sunlit ocean surface.
Tree species richness in North America is correlated with evapotranspiration rate.
Large numbers of plant species can flower at once in this grassland in Kinsella, Alberta.
Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
In one-male group species, extra males typically reside in all-male “bachelor” groups. These are Han
Evolution of Vertebrate Species
Species formation