Answer: Option b: DNA; from the parent
Explanation: Chromosomes are present in pairs which contains DNA. When sperm and egg are United to create a child, one strand of DNA comes from mother and one from the father. It means you receive one copy of chromosome from father and one from the mother and DNA present in double stranded form, so two copies of each Gene are present. Your chromosome that is formed is unique to both parents because you receive chromosome from both. The chromosome contain DNA, stores information for inheritance of features from parents to next generation and from the DNA, protein is formed by using it's information. Actually DNA contains nitrogenous bases which forms the codes for the formation of amino acids that are building block of proteins.