Chromosomes

long arm of chromosome

DNA at the tips of chromosomes

coiled structure inthe nucleus that contain hereditary material made of DNA and histone protein

Chromosomes that have the same sequence of genes and the same structure one from mom and dad

condition in which an individual has three number 21 chromosomes, resulting in Down syndrome

Area where the chromatids of a chromosome are attached

off-center, p short arm (top) & q long arm (bottom)

centromere at end

A display of the chromosome pairs of a cell arranged by size and shape.

one of two identical "sister" parts of a duplicated chromosome

A chromosome with approximately equal p and q arms

Describes a chromosome whose centromere is placed very close to, but not at, one end.

short arm of chromosome