Frågor & svar
What are mutations?jcnilsson2019-10-12T15:06:05+00:00
Mutations are permanent changes to the DNA. While some mutations cause disease, many other mutations do not impact health.
What is “junk DNA”?jcnilsson2019-10-12T15:05:28+00:00
Only 1% of DNA is made up of genes. The rest — previously called “junk DNA” — is noncoding DNA that is very important for turning genes on and off.
What are genes?jcnilsson2019-10-12T15:05:00+00:00
Genes are small units of DNA, which contain instructions for how to make proteins. A chromosome contains many genes.
