What does the abbreviation dna stand for? describe the structure of dna. where in the cell is dna found? if one strand of dna had the sequence atgcttgaccatg what would the sequence of the other (complementary) strand be? what is a gene? where are genes located? does every cell in your body use every gene in the cell? what is a mutation in a gene? how can this affect a cell? what is a chromosome? how many chromosomes do humans have? is this the same number as other animals, plants, or insects? what is the gender of a person who has two x chromosomes? how about a person who has one x and one y? what is the relationship between dna, genes, and chromosomes? what is a protein? where does the information to make a specific protein come from? what is the role of rna in making a protein? where in the cell are proteins made? why are humans so similar? what makes us genetically different from one another?