Respuesta :

Catya
mRNA is read 5->3
Start codons can vary depending on the cell/organism type although more generally for mRNA it is always: AUG which is always MethionineĀ 

Stop codons for mRNA are:
UAG ("amber") , UAA ("ochre"), UGA ("opal")


5'-uaucc.aug.gca.cuu.uaa.ac-3'

M-A-L
Methionine-Alanine-Leucine