Rainfall in a desert is

Precipitation Sorry if wrong

Generally, a desert is defined as an area that receives less than 10 inches, or 25 centimeters, of precipitation a year. Although most of us think of deserts as places that do not get much rain, the precipitation received in deserts can be in the form of either rain or snow.

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.

where is the scientific experiment?