William discovered that two modern day species have very similar DNA . He concludes that two species are closely related . What type of evidence did William most likely use to reach his conclusion?

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it