Most human cells contain genetic instructions that are tightly packed into structures called chromosomes. A typical human has 23 pairs of these chromosomes. One such pair are the sex-determining chromosomes

Color blindness is a prevalent genetic disability which is more complicated than just seeing black and white. Color blindness is a bit of a misnomer. Technically, the disability is better described as

Genetics' hottest topics from genetically modified foods to genetic testing are explained in Times science editor Mark Henderson's popular science book. 50 Genetic Ideas You Really Need to Know is the

Each gene encodes instructions for proteins but genes can be turned on or off and non-genetic or epigenetic factors influence what genes can or cannot do. Jacob, Lwoff and Monod, French scientists, studied

Recent studies are showing that chemicals like nicotine can change a fetus's DNA to predispose him or her to obesity as an adult through a process called epigenetics. In the past, we could blame our parents

Turner Syndrome (TS) is a condition in which a woman is born without a second X chromosome. It currently affects 60,000 women in the United States. This genetic disorder occurs in about 1 of 2,500 live

A genetic consultation can offer information and support for those who have or are at risk to genetic disorder.  Genetic consultations are usually advised when there is a health  concern relating