This marine ecosystem is the most diverse of all the marine ecosystems. at least one quarter of all ocean species depend on it for food and shelter. question 1 options: kelp forest coastal estuary coral reef bathypelagic zone

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees