Replication, DNA
A complex process whereby the ‘parent’ strands of DNA in the double helix are separated, and each one is copied to produce a new (daughter) strand. This process is said to be ‘semiconservative’ because one strand from each parent is conserved and remains intact after replication has taken place.
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- Reportable disease
A disease that must be reported to federal, state, or local health officials when diagnosed.
- Reporting, anonymous
In public health, anonymous reporting permits the acquisition of certain data such as the proportion of persons with a positive test or with a disease. It is different from anonymous testing, in which no name is used on the test sample.
- Reporting, named
In public health, named reporting is the reporting of infected persons by name to public health departments. This is standard practice for the surveillance of many infectious diseases such as syphilis, gonorrhea, and tuberculosis that pose a public health threat. The opposite of named reporting is anonymous testing in which the individual remains nameless.
- Reporting, unique identifier
In public health, a system that uses information such as the person’s birth date and part of their identification number (in the U.S., the social security number) to create a unique code that is reported instead of a name. It is an alternative to named reporting that provides some of the surveillance benefits of reporting […]
- Reproduction
The production of offspring. Reproduction need not be sexual; for example, yeast can reproduce by budding.