DNA. complementary DNA (cDNA), copy DNA DNA transcribed from a specific RNA through the action of the enzyme reverse transcriptase. mitochondrial DNA (mtDNA) the DNA of the mitochondrial chromosome, existing in several thousand copies per cell and inherited exclusively from the mother.
Castor Oil. Castor oil is another good treatment for dry and chapped lips. Simply apply castor oil to your lips several times a day. You can also make a soothing treatment using one teaspoon of castor oil, one teaspoon of glycerin and a few drops of fresh lemon juice.
Roman chamomile essential oil (Chammaemelum nobile or Anthemis nobilis) has been used throughout history for multiple purposes. Ancient Romans used the oil for mental clarity and courage during war.ts aroma has a fruity-herby scent, somewhat sweet, and very calming. It's said to work best with the emotions, nervous system, and skin. Chamomile, of most varieties, has been used for centuries to calm and prepare you for a restful sleep, making it a popular oil to use before bed.