Which is NOT an accurate statement about the structure of RNA?* a polymer made up of nucleotides
b a type of nucleic acid
c four possible nucleotides due to four different nitrogenous bases
d single stranded
e these are all accurate

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d