Evolution
In biology , evolution is a change in the inherited traits of a population from one generation to the next. These traits are the expression of gene s that are copied and passed on to offspring during reproduction . Mutation s in these genes can produce new or altered traits, res more
Prostate cancer
Prostate cancer is a disease in which cancer develops in the prostate , a gland in the male reproductive system . It occurs when cell s of the prostate mutate and begin to multiply out of control. These cells may spread (metastasize ) from the prostate to other parts of the bod more
Platypus
The Platypus (Ornithorhynchus anatinus) is a semi-aquatic mammal endemic to eastern Australia , including Tasmania . Together with the four species of echidna , it is one of the five extant species of monotreme s, the only mammals that lay eggs instead of giving birth to live young. I more
Antioxidant glutathione . The yellow sphere is the redox-active sulfur atom that provides antioxidant activity, while the red, blue, white, and dark grey spheres represent oxygen, nitrogen, hydrogen, and carbon atoms, respectively.
An antioxidant is a molecule capable of slowing or preventing th more
G. Ledyard Stebbins
George Ledyard Stebbins, Jr. (January 6 1906 – January 19 2000 ) was an American botanist and geneticist who is widely regarded as one of the leading evolutionary biologists and botanists of the 20th century. Stebbins received his Ph.D. in botany from Harvard Uni more