Which of the following amino acids is most likely to be found within a membrane bound alpha-helix?

At which wavenumber range would you observe C=O bond vibration?

How many moles of aspirin (Mr 180.0) are in 40.0 g?

Which of the following amino acids is most likely to be found at the lipid-water interface of a membrane bound alpha-helix? Cys Met Thr Tyr Lys

The sequence of amino acids within a polypeptide chain represents the key factor in which level(s) of protein structure?

What would be the net charge on the amino acid cysteine at pH 7.4?  

SOURCE C

SOURCE D

Which of the following amino acids has a nucleophilic side chain?

SOURCE G There exist inside the League two ideas about how best to preserve peace. There is the idea that when a state announces a foreign policy based on aggression and invading other countries’ frontiers, the League has the duty of declaring that it will fight such a policy with every means at its disposal. There  is,  however,  another  idea  that  the  aggressor  should  be  treated  with  consideration  and  that  negotiations should be carried out with the assurance that no collective action will be carried out.  Unfortunately, this is the policy that has so far been followed and it has as its consequences three wars and threatens to bring us a fourth. Maxim Litvinov speaking at the League of Nations Assembly, September 1938. Litvinov was in charge of Soviet foreign policy.