Genomics is the branch of science which deals with the study of molecular organization, information content, and gene products which are encoded by the genome. Thus, the correct option is 4.
Genomics is the study of genome. The structural genomics is the discipline of science which focuses on sequencing the genomes and analyzing nucleotide sequences to identify genes and other important sequences which are present in the genome such as the gene-regulatory elements.
The genome is the entire set of DNA or genetic instructions that are found in a cell. In humans, the genome consists of about 23 pairs of chromosomes which are located in the cell's nucleus, as well as a small chromosome in the cell's mitochondria. A genome contains all the necessary information which is needed for an individual to develop and function.
Therefore, the correct option is 4.
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