In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: The hydrolysis of phosphatidylinositol 4,5-bisphosphate (PIP2) by phospholipase C generates the following second messengers: 
 Options:  <0> Inositol 1,4,5-trisphosphate and triacylglycerol. <1> Inositol 1,4, 5-trisphosphate and glycerol. <2> Inositol 1,4, 5-trisphosphate and diacylglycerol. <3> Inositol 4,5-bisphosphate and diacylglycerol. <4> Inositol 4,5-bisphosphate and glycerol.
chemistry

Question: The p53 factor induces: 
 Options:  <0> Survival. <1> Proliferation. <2> Senescence <3> Apoptosis <4> Increase.
biology

Question: A 43-year-old man consulted for diarrheal syndrome, and reported among his background 3 pneumonias in adulthood. Which of the following immunological studies should we request ?: 
 Options:  <0> Serum immunoglobulin count and antibody production capacity test. <1> Phagocytosis test and oxidative metabolism of neutrophils. <2> Apoptosis test (programmed cell death) in the circulating lymphocytes of the patient. <3> Study of the repertoire and clonality of the T lymphocytes (alpha / beta). <4> In this patient, it would not be appropriate to request any immunological study.

medicine