What do scientists believe provides evidence for the Big Bang theory? A. The gradual spreading of the ocean floors along plate boundaries
B. the presence of the main asteroid belt
C. The core accretion theory of planet formation
D. The presence of cosmic microwave background radiation?

The genetic code is essentially the same for all organisms. based on this information, one can logically assume which of the following statements to be correct? a. dna was the first genetic material. b. the same codons in different organisms translate into the different amino acids. c. different organisms have different numbers of different types of amino acids. d. a gene from an organism can theoretically be expressed by any other organism. e. all organisms have experienced convergent evolution.