The 23 pairs of human chromosomes. People who inherit two tall X chromosomes (bottom right) are much more susceptible to autoimmune diseases than people with one X and one short Y chromosome. BSIP / ...
Most organisms have a species-specific number of chromosomes, an attribute known as euploidy. But a condition in which cells have an incorrect number of chromosomes — aneuploidy — also exists in ...
Chromosomes are tightly coiled structures in each of your cells that contain DNA, the code for all life. DNA is organized in segments on chromosomes called genes. Humans typically have 46 chromosomes ...