Which of the following to be true with rna polymerase was not able to bind to a dna molecule?

a) the dna molecule would replicate itself

b) transcription would not take place, and a protein not be produced

c) the dna would mutate

d) transcription would proceed, and a protein would be produced

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis

Which statement is true for all sexually reproducing plants and animals? the process of mitosis produces gametes. the process of mitosis always produces diploid cells. the process of meiosis produces gametes. the process of meiosis produces haploid cells. the process of meiosis produces diploid cells.

Discuss the similarities and differences between whale flippers and tail flukes(*back fins, not the fish) and fish fins, using the scientific terms "homologous structures" and "analogous structures" in the discussion (5-7 sentences)