Dna is double stranded
rna is single stranded
sugar in dna is deoxyribose
sugar in rna is ribose
nitrogenous bases in dna are adenine thymine guanine and cytosine whereas rna has uracil instead of cytosine
dna stays in the nucleus
rna leaves the nucleus
Original source of sand was from rocks rubbing up against each other in the ocean and the current of water in the ocean bringing them to land.
The first Olympic game was held in 776 BC
B, because that is in its chromosomes and dna, the others they get or figure out how to do it