As previously mentioned, Watson and Crick themselves had specific ideas about DNA replication, and these ideas were based on the structure of the DNA molecule. In particular, the duo hypothesized that replication occurs in a semiconservative fashion.
Causes and Types of Eye Infections. Examples of viral, fungal and bacterial eye infections include: 1  Pink eye, or conjunctivitis. 2  Conjunctivitis, also called pink eye, is a common, highly contagious eye infection that often is spread among children in day care centers, classrooms and similar environments.auses and Types of Eye Infections. Examples of viral, fungal and bacterial eye infections include: 1  Pink eye, or conjunctivitis. 2  Conjunctivitis, also called pink eye, is a common, highly contagious eye infection that often is spread among children in day care centers, classrooms and similar environments.
All forms of conjunctivitis  including bacterial, viral, allergic and other types  involve inflammation of the transparent, mucous membrane (conjunctiva) covering the white part of the eye or sclera. Infectious causes of an inflamed eye and conjunctivitis include bacteria, viruses and fungi.on-infectious causes include allergies, foreign bodies and chemicals. The phrase pink eye is commonly used to refer to conjunctivitis, because pinkness or redness of the conjunctiva is one of the most noticeable symptoms.