I think the answer would be pesticides... i see you selected it though. was that a wring answer?
Answer:
DNA
Explanation:
The Roles of DNA, Genes, Alleles, and Chromosomes in Inheritance. Explain that the information passed from parents to offspring is transmitted by means of genes which are coded in DNA molecules. Explain the basic process of DNA replication.
In terms of macromolecules, needed and utilized by organisms to carry out essential metabolic chemical reactions and for maintaining structure would be Lipids.
Lipid based molecules or Fats tend to store the most energy, as breaking chemical bonds connecting fatty acid chains of long hydrocarbons releases quite a bit of energy.
C but it's still not exactly correct, they would just be definite carriers of the colour blind trait but only the girls are able to obtain the gene