The diagram represents a process that occurs in organisms. Which of the following could be represented by A and B, if A is directly changed into B?

A) A = starch; B = proteins

B) A = starch; B = amino acids

C) A = protein; B = amino acids

D) A = protein; B = simple sugars

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.

How do you date a sample of rock that you suspect as being one of the earliest on earth

Aristotle classified animals according to their a. habitat and mating behavior c. mating behavior and relatedness b. habitat and physical differences d. physical differences and mating behavior