Cell, DNA, chromosome, gene
In order of decreased size
change a codon to one that encodes a different amino acid and cause a small change in the protein produced. For example, sickle cell anemia is caused by a substitution in the beta-hemoglobin gene, which alters a single amino acid in the protein produced.
hola mate!!
your answer is NO
→ THERE ARE 5 SENSE ORGANS
EYES
EARS
NOSE
TONGUE
& SKIN
SO, you cannot consider tongue as skin.
REGARDS