Is it possible to have "too many" mutations? What about "too few"? While mutations are necessary for evolution, they can damage existing adaptations as well. The statement that mutations are ...

A gene known as HbS was the center of a medical and evolutionary detective story that began in the middle 1940s in Africa. Doctors noticed that patients who had sickle cell anemia, a serious ...

Dr. Marwan G. Fakih explains that KRAS mutations, found in 45% of patients with colorectal cancer, include the rare KRAS G12C mutation, leading to Lumakras approval.

Mutations occur continuously and can be spontaneous. Most are caused by errors when the DNA is copied prior to cell division. They can also happen because of: ionising radiation close ionising ...

How do mutations happen, and how do they influence the future of a species? Molecules of sickle-cell hemoglobin stick to one another, forming rigid rods. These rods cause a person's red blood ...