Instructions: 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.
Input: Question: The most commonly used data to study the phylogenetic relationship between bacteria is:
Options: <0> The cytosine-guanine composition of their DNA. <1> The degree of DNA-DNA hybridization. <2> The amino acid sequence of ribosomal proteins. <3> The nucleotide sequence of 16S ribosomal RNA. <4> The composition of the cell wall.
Output:
biology