The best way to increase consumption of omega-3 fatty acids is to: select one: a. increase intake of oils from seeds b. consume two to three fish meals per week c. limit intake of polyunsaturated fats d. take fish oil supplements

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.