Similarities in functional sequences for the same protein in different organisms are to be expected, since they perform similar functions;
(Similarities in functional sequences for the same protein in different organisms; are; to be expected) (Similarities in functional sequences for the same protein in different organisms; to be expected; ) (they; perform; similar functions)
Similarities in functional sequences for the same protein in different organisms Similarities in functional sequences for the same protein in different organisms they
are to be expected perform
to be expected
similar functions