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.
Answer from: Quest
The correct answer is b
Another question on Biology
Biology, 21.06.2019 20:30
Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors
Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers