However, one type of disease is not caused by a bacterium, but an organism's own defective genotype. ... With modern genetic testing, there is a possibility that these defects can be detected ahead of time, enabling defective genes to be replaced with healthy ones. Genetic screening can be performed on adults, but even embryos can be tested through chronic villa sampling. ... Category: Free Essays & Book Reports > Science ...

• Word Count: 1091
• Approx Pages: 4
• Grade Level: High School