What does an Energy Star label on a product indicate? More renewable energy sources were used to make this product than average.
More recycled materials were used to make this product than average.
Less pollution was released in the manufacture of this product than average.
Less energy is consumed in typical use of this product than average.

less energy is consumed in typical use of this product than average

Explanation:

energy star tells you this as higher power consumption can cause difficulty

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.