The answer is (A. mitosis)
Gene (DNA) expression would be B
Phosphate Backbone is teh dna sugar phosphate bases connect with each other.
Phospholipids are made up of fatty acids, glycerol, and phosphate.
If you're referring to the structure of a phospholipid, they are composed of a water-loving (hydrophilic) head and a water-fearing (hydrophobic) tail. The tail is made up of long chains of hydrogen and carbon molecules as well.
