The clownfish is a species of fish that lives between the stinging tentacles of sea anemones. the clownfish protects the anemone from anemone eating fish, while the anemone’s tentacles protect the clownfish from predators. the relationship between clownfish and anemone is an example of
a) commensalism.
b) competition.
c) mutualism.
d) parasitism.

Which of the following is a cost of urbanization? a-cities can provide a high standard of living. b-cities are hubs of entertainment and education. c-paving over land changes the environment. d-job opportunities are greater in urban centers.

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

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein