WHAT IS GENETIC?
"Genetic" refers to anything related to genes, which are the basic
units of heredity found within DNA. Genes contain instructions for the
development, functioning, growth, and reproduction of all living organisms.
They determine inherited characteristics—such as eye colour, height, and
predisposition to certain diseases—and influence many other aspects of an
organism’s biology.
In a broader sense:
1. Genetics
is the field of biology that studies genes, genetic variation, and heredity. It
looks at how traits are passed down from one generation to the next and how
they can vary within a species.
2. Genetic
Material (mainly DNA in humans and most organisms, and RNA in some
viruses) carries the instructions coded by genes. This genetic code is read by
cells to produce proteins, which are essential for all cellular functions and
structures.
3. Genetic
Inheritance refers to the process by which genes and genetic traits
are transmitted from parents to offspring. This inheritance pattern is the
basis for familial traits and hereditary conditions.
4. Genetic
Variation is the diversity of gene variants within a population, which
leads to individual differences and is essential for evolution and adaptation.
Genetics plays a significant role in understanding health, diseases,
evolution, and even personalized medicine. Genetic research can help in
identifying disease risks, understanding complex biological processes, and
developing targeted therapies.
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