the coral reef ecosystem is full of interactions among organisms. Large fish called barracuda feed on smaller fish called parrot fish. The parrot fish feed on algae. Which of these living thing would be responsible for releasing oxygen from the process of photosynthesis

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Which is one example of a phenotypic change that is not genetic