A.
Using the techniques employed by genetic engineering,
a new species of microorganism has been developed by laboratory scientists to
who is using the technique new species of microorganism .....no this does not make sense......modifier error
B.
Using the techniques employed by genetic engineering,
a new species of microorganism that was developed by laboratory scientists will
same as A
C.
Using the techniques of genetic engineering laboratory
scientists have developed a new species of microorganism to
this is correct it correctly conveys meaning (
v+ing comma or no comma
subject +verb--- modifies subject)
(correct)D.
Employing the techniques of genetic engineering there has been a development by laboratory scientists of a new species of microorganism that willthis is passive construction ......indirect
E.
Employing the techniques of genetic engineering,
a new species of microorganism that was developed by laboratory scientists will
modifier error modifier is incorrectly modifying new species