What is a gene?
![Picture](/uploads/1/8/3/7/18376703/750156338.jpg)
A section of a DNA molecule that contains the information to code for one specific protein.
http://kidshealth.org/teen/your_body/health_basics/genes_genetic_disorders.html#
How do genes work?
![Picture](/uploads/1/8/3/7/18376703/139225469.jpg)
A gene contains the code that determines the structure of a protein.
http://kidshealth.org/teen/your_body/health_basics/genes_genetic_disorders.html#
What is a genetic disorder?
![Picture](/uploads/1/8/3/7/18376703/877495341.jpg)
A genetic disorder is an abnormal condition that a person inherits through genes or chromosomes.
Cronkite, Donald. Cells and Heredity. Boston: Pearson Education, Inc., 2005. [pgs. 117 – 121]
What are [2] major causes of genetic disorders in humans?
![Picture](/uploads/1/8/3/7/18376703/891821835.jpg)
Some genetic disorders are caused by mutations in the DNA of genes. Others are caused by changes in the overall structure or number of chromosomes.
Cronkite, Donald. Cells and Heredity. Boston: Pearson Education, Inc., 2005. [pgs. 117 – 121]
What is a pedigree and how do scientists use it?
![Picture](/uploads/1/8/3/7/18376703/829095909.gif)
A pedigree is a chart or family tree that tracks which member of a family has a particular trait. Scientists use it to trace the inheritance of traits in humans.
Cronkite, Donald. Cells and Heredity. Boston: Pearson Education, Inc., 2005. [pgs. 117 – 121]
How are genetic disorders diagnosed and treated?
![Picture](/uploads/1/8/3/7/18376703/302189266.gif)
Doctors use karyotypes to diagnose genetic disorders. People with genetic disorders are helped through medical care, education, job training, and other methods.
Cronkite, Donald. Cells and Heredity. Boston: Pearson Education, Inc., 2005. [pgs. 117 – 121]
Cronkite, Donald. Cells and Heredity. Boston: Pearson Education, Inc., 2005. [pgs. 117 – 121]