Describe the chemistry of amino acids that make up a transmembrane protein

Below:

Explanation:

The transmembrane domain in mucins comprises a short stretch of hydrophobic amino acid residues. The mucin cytoplasmic domains are short (20–79 amino acid residues long) and contain tyrosine and serine residues that can be phosphorylated.

Hope it helps Bro/Sis

Have a great day!

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.