When such people as larry parker and roy huggins “named names,” what happened to the people they named? if you were “named” and refused to talk, what happened?

Those acknowledged as communists or socialists were now ordered to be a witness before the House Un-American Activities Committee or HUAC. If these people declined or rejected to name names, they were added to a blacklist that had been drawn up by the Hollywood film studios.

answer; ///it examines the interaction between genetics and culture in shaping human biology;