Caries will often develop in an area of the tooth that's not readily accessible. Which cavity preparation form defines this?

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.

Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.

Which feature would you expect to find in a population in which sexual selection depends on male competition?