Ecosystem Diversity: Question 1 From the standpoint of natural selection, how is an organism's "fitness quantified? Select one: O By how long each of its offspring is able to survive O By how quickly it escapes from predation O By how often it reproduces during a single season O By how many viable, fertile offspring it produces

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species

Complete the possible outcomes for each generation in the pedigree chartaa aa aa

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation