18. Which of the following shows the flow of energy at the cellular level through the biosphere?
O A. Solar energy, chloroplast, mitochondria
O B. Solar energy, mitochondria, chloroplast
O C. Chloroplast, solar energy, mitochondria
O D. Mitochondria, solar energy, chloroplast

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.