Arock is found in an area that once had an active volcano and has since been affected by erosion. the rock has individual black and white crystals that are easy to see. which other description fits the rock? fine texture cooled quickly exposed to air and water cooled inside the volcano

Specialized cells which perform a particular function form : organisms organs tissues

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

What two fields of study provide the core information that is used to classify organisms?