Genetics

Genetics

Industry: Biology

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Genetics

Chromosomes

Biology; Genetics

The structures within cells that carry the genetic information in the form of DNA. Each chromosome is composed of a single, long molecule of DNA, complexed with specific proteins. Humans have 22 ...

Clone

Biology; Genetics

A set of genetically identical organisms. (The word 'cloning' is also used to mean the production of a set of identical molecules of DNA; this is more accurately referred to as molecular cloning).

Differences in the number of copies of a particular gene or segment of DNA, due to gains or losses of around one thousand to several million base-pairs, that have been found by comparison between two ...

Differentiate

Biology; Genetics

A developmental process by which individual cells in the body become specialized and take on different functions.

DNA repair

Biology; Genetics

There are many ways in which DNA can be damaged. For example, chemicals can cause changes in the DNA sequence, or mistakes can be made during the copying of DNA that happens just before a cell ...

Dominant inheritance

Biology; Genetics

Inheritance of a mutation from one parent only (or arising anew during egg or sperm formation) can be sufficient for the person to be affected.

Epigenetic

Biology; Genetics

A factor or mechanism that changes the expression of a gene or genes without changing their DNA sequence. In more general terms, an epigenetic factor is something that changes the phenotype without ...