A (null mutation) can be putative.Logical formLearned from4 sentences. Mutations may be suppressed.Logical formLearned from4 sentences. Mutations can be in clr-1.Logical formLearned from4 sentences. Persons may introduce a mutation.Logical formLearned from4 sentences. Mutations may show a phenotype.Logical formLearned from4 sentences. Persons may identify a number of mutations.Logical formLearned from4 sentences. Mutations can be in collagen.Logical formLearned from4 sentences. Mutations can be with phenotypes.Logical formLearned from4 sentences. A mutation can be in a residue.Logical formLearned from4 sentences. A person may introduce some (state mutation).Logical formLearned from4 sentences. (Null mutations) can be in a gene.Logical formLearned from4 sentences. Mutations may identify genes.Logical formLearned from4 sentences. Mutations may result in arrest.Logical formLearned from4 sentences. A (mutation frequency) can be increased.Logical formLearned from4 sentences. A mutation may be mapped.Logical formLearned from4 sentences.