instruction:
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:
Question: The micro RNA (miRNA): 
 Options:  <0> They are coding RNAs. <1> They inhibit transcription. <2> They inhibit the translation. <3> Activate transcription. <4> Activate the translation.
answer:
chemistry


question:
Question: The main mediators of the antibody-dependent cellular cytotoxicdiad are: 
 Options:  <0> The eosinophils. <1> The NK lymphocytes. <2> The mast cells <3> The neutrophils. <4> The CD8 + lymphocytes.
answer:
biology


question:
Question: In the synthesis of DNA, the quinolones act: 
 Options:  <0> Joining the double helix and thus blocking the progress of the replication fork. <1> Interlacing in the double helix and thus causing errors in the transcription. <2> On DNA gyrase. <3> As nucleotide analogs that are incorporated into DNA. <4> About DNA polymerases.
answer:

biology