To be a possible answer to a scientific question, a hypothesis must be testable.
unique.
written.
controlled.

9. the history of life on earth is recorded in

To be or not to be that is da question

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.