Medical dictionary. 2011.
Male — The traditional definition of male was "an individual of the sex that produces sperm" (or some such). However, things are not so simple today. Male can be defined by physical appearance, by chromosome constitution (see Male chromosome… … Medical dictionary
Chromosome — For a non technical introduction to the topic, see Introduction to genetics. Diagram of a replicated and condensed metaphase eukaryotic chromosome. (1) Chromatid – one of the two identical parts of the chromosome after S phase. (2)… … Wikipedia
Chromosome — A visible carrier of the genetic information. The 3 billion bp (base pairs) in the human genome are organized into 24 distinct, physically separate microscopic units called chromosomes. All genes are arranged linearly along the chromosomes. The… … Medical dictionary
sex chromosome — Genetics. a chromosome, differing in shape or function from other chromosomes, that determines the sex of an individual. [1910 15] * * * Either of a pair of chromosomes that determine whether an individual is male or female. The sex chromosomes… … Universalium
endocrine system, human — ▪ anatomy Introduction group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… … Universalium
XYY syndrome — Not to be confused with XXY (2 X s, Klinefelter s syndrome). XYY syndrome Classification and external resources Y chromosome ICD 10 Q … Wikipedia
Aneuploidy — Classification and external resources ICD 10 Q90 Q98 ICD 9 … Wikipedia
evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… … Universalium
Richard Speck — during his trial in 1967. Born December 6, 1941(1941 12 06) Kirkwood, Illinois, USA Died December 5, 1991(1991 12 05) (aged 49) Joliet, Illinois, USA … Wikipedia
fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… … Universalium
