What Does Chromosome 12 Determine?

What Does Chromosome 12 Determine? Chromosome 12 GenBank CM000674 (FASTA) What is the function of chromosome 12? Chromosome 12 likely contains 1,100 to 1,200 genes that provide instructions for making proteins. These proteins perform a variety of different roles in the body. What is chromosome 12 deletion syndrome? Listen. Chromosome 12q deletion is a chromosome