Assertion: mutation | /r/Causes | cancer
Facets:
value: at worst
type: DEGREE
Source sentences:
text: As many mutations can cause cancer, mutagens are therefore also likely to be carcinogens, although not always necessarily so.
text: At best, a single mutation might improve the efficiency of some metabolic pathway; most will have no or minimal effect; and at worst, a mutation can cause cancer or other genetic diseases.