What is the importance of sustainable agriculture?

What is the one part of the nucleotide  that differs among the other different nucle  tides?

Amajor source of energy for your body comes from

Brian has a medical condition called cone dystrophy, which is a disorder of the cone cells in the eye. what symptoms would you expect brian to have? a. inability to see in the dark b. difficulty determining colors c. difficulty determining shapes and outlines d. inability to see in all light conditions