In this task, you are given a sentence from the research paper and your task is to classify the given sentence into the following categories: Background (Why is this problem important? What relevant works have been created before? What is still missing in the previous works? What are the high-level research questions? How might this help other research or researchers?), Purpose (What specific things do the researchers want to do? What specific knowledge do the researchers want to gain? What specific hypothesis do the researchers want to test?), Method (How did the researchers do the work or find what they sought? What are the procedures and steps of the research?), or Finding (What did the researchers find out? Did the proposed methods work? Did the thing behave as the researchers expected?). 
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Question: In yeast , these complexes function in a number of processes including endoplasmic reticulum-to-Golgi transport ( TRAPP I ) and an ill-defined step at the trans Golgi ( TRAPP II ).

Answer: background


Question: PCR and mycologic analysis of pulmonary samples in both neutropenic and nonneutropenic patients.

Answer: method


Question: lactoferrin as a treatment for calf diarrhea was not beneficial.

Answer:
finding