what is genetics

Mandal, Ananya. The genes are further made up of unique codes of chemical bases comprising of A, T, C and G (Adenine, Thymine, Cytosine, and Guanine). A gene is the basic physical and functional unit of heredity. AZoLifeSciences. When the egg joins with the sperm, the resultant baby has 46 chromosomes (with either an XX in a female baby or XY in a male baby). Chromosomes are numbered from 1 to 22 and these are common for both sexes and called autosomes. Should You Screen Your Genes Before You Conceive? The genes lie within the chromosomes. Genetic testing can reveal changes (mutations) in your genes that may cause illness or disease.Although genetic testing can provide important information for diagnosing, treating and preventing illness, there are limitations.

Many health conditions run in families. Mandal, Ananya. On the other hand, some genes may also carry the risk of certain diseases and disorders that may be passed on from parents to their offspring. The words when strung together act as the blueprints that tell the cells of the body when and how to grow, mature and perform various functions. The genetic information lies within the cell nucleus of each living cell in the body. Please use one of the following formats to cite this article in your essay, paper or report: Mandal, Ananya. Men have 46 chromosomes (44 autosomes plus an X and a Y chromosome) in their body cells and have half of these 22 autosomes plus an X or Y chromosome in their sperm cells. Leslie Roberson speaks to AZoLifeSciences about her research into endangered seafood, and how creating sustainable takeaways could overcome this. To use the sharing features on this page, please enable JavaScript. The centromere divides the chromosomes into two ‘arms’: a long arm and a short arm. The X chromosome is much larger than the Y chromosome. https://www.azolifesciences.com/article/What-is-Genetics.aspx.

They offer an online tool to help you find a specialist in your area. How Long Does Coronavirus Live On Surfaces? Women have 46 chromosomes (44 autosomes plus two copies of the X chromosome) in their body cells.

Genetics forms one of the central pillars of biology and overlaps with many other areas, such as agriculture, medicine, and biotechnology. For example, they can help you answer important questions, like: Do you want to know about a genetic condition, or not? If you have a parent or grandparent with a serious health problem, you may want to know if youre at high risk for the disease. They have half of this or 22 autosomes plus an X chromosome in their egg cells. What is Genetics?.

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