What types or organisms most closely resemble prokaryotes?

Why is it incorrect to say that mitochondria function only as energy factories with cell

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above

Protein and polypeptide sequences can be determined by first partially hydrolyzing the protein or polypeptide followed by amino acid sequencing of the fragment pieces using the chemical degradation process known as edman degradation. determine the sequence of the initial (18-amino acid) polypeptide that produces the following five partial sequences after hydrolysis and edman degradation.