Proteins serve a variety of functions in living organisms. which of the following protein-containing substances plays a role in the regulation of cell functions?

Answer

They are "hormones" that are protein-containing substances that play a role in the regulation of cell functions, although it should be noted that this is not their only function

Explanation

Protein is a class of nitrogenous compounds which contains large molecules which compose amino acids. Protein can be sourced from different varieties of food some of them being eggs, beans.seafood and many others.

Proteins can perform many different functions in living cells. One major function, acting as a catalyst for chemical reactions, They have "hormones" that are protein-containing substances that play a role in the regulation of cell. They are also required for regulation of body tissues and organs among other things they perform.

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

the ss was the main organization responsible for the genocidal murder of around six million people of european ethnic minorities, essentially jews, in the holocaust. the members of all its branches committed war crimes and crimes against humanity during the second world war (1939-1945). likewise, the ss were involved in commercial enterprises and exploited the inmates of the concentration camps as slave laborers.

the tortures and assassinations committed by the ss were the result of an ideology developed long before the armed conflict, this ideology was based on the racial supremacy of the germans over the rest.