Many mutation operators can produce equivalent mutants.

For having stated my fondness for medium to large dogs and criticized breeding practices that have produced unhealthy mutants, especially among toy breeds, I have been both praised and pilloried.

Although E. coli has enzymes which detect and repair such faults, a minority escape repair and produce true mutants.

And then he will return to Earth and he will get black radiation paralysis and won't have any kids or will produce mutants - Do you know, that working longer than six hours in a mineshaft is dangerous?

What if the computer produced mutants in every decanting?

In 1971, Clyde Hutchison and Marshall Edgell showed that it is possible to produce mutants with small fragments of bacteriophage ϕX174 and restriction nucleases.

The problem is that with so many viruses being made each day and with the infection lasting 10 years or longer, the virus finds it easy to produce mutants that by chance, will happen to be resistant to drugs.

U.C.C.'s London headquarters' factory is under the government suspicion of illegally producing genetically engineered hostile mutants.

This interpretation corresponds well when taken into account alongside other popularized fictional media created during this time period, which took advantage of the prevailing sense among Americans that nuclear power could produce monsters and mutants.

The almost-unshielded solar radiation here produced mutants of all kinds among man, plants and animals.