The picture above shows some of the organs of the human body. Which organ does the letter W point to?

I'm sorry but there is no picture above you-

image result for describe the various types of gene mutationsghr.nlm.nih.gov

the types of mutations include: missense mutation: this type of mutation is a change in one dna base pair that results in the substitution of one amino acid for another in the protein made by a gene. nonsense mutation: a nonsense mutation is also a change in one dna base pair.

explanation:

one would be wind another would be water density