Based on the information in Figure 5.17, which single-nucleotide mutation event is more likely: Arg-to-His, or Arg-to-Ser? Explain.

Figure 5.17

Transcribed Image Text:

Base in first position (5' end) U O A G UUU UUC UUA UUG CUU CUC CUA CUG U GUU GUC GUA GUG Phe >Leu >Leu AUU AUC lle AUA AUG Met/ start >Val Base in second position С A UCU UCC UCA UCG CCU CCC CCA CCG ACU ACC ACA ACG GCU GCC GCA GCG Ser > Pro >Thr >Ala UAU UGU UAC UGC UAA Stop UGA UAG Stop UGG CAU CAC CAA CAG AAU AAC AAA AAG GAU GAC GAA GAG Tyr >His >Gin > Asn >Lys Asp Glu CGU CGC CGA CGG AGU AGC AGA AGG GGU GGC GGA GGG G Cys Arg C Stop A Trp G Ser Arg DO Gly U D O A Base in third position (3' end) UA G G U C A G