Which of these organisms would most likely be found at the top of an energy pyramid? A. clams - a primary consumer
B. sardines - a primary consumer
C. sharks - a secondary consumer
D. kelp - a primary producer

There are five different types of nucleotide bases found in living things. which is an accurate comparison of the bases found in birds and the bases found in flowers? a. birds and flowers have different arrangements of the bases. b. birds have fewer bases in their cells than flowers do. c. birds and flowers have different types of bases. d. birds and flowers have the same arrangement of the bases.