Z chromosome
A sex chromosome in certain animals, such as chickens, turkeys, and moths. In humans, males are XY and females XX, but in animals with a Z chromosome, males are ZZ and females are WZ.
Read Also:
- Cancer, male breast
Cancer, male breast: Breast cancer in men. Male breast cancer is much less common than breast cancer in women. Fewer than 1 percent of persons with breast cancer are male. However, breast cancer is no less dangerous in males than in females. After the diagnosis of breast cancer is made, the mortality rates are virtually […]
- Ectoparasitosis
Ectoparasitosis: Infestation with an ectoparasite, a parasite that lives on or in the skin. The four major ectoparasitoses are pediculosis, scabies, cutaneous larva migrans and tungiasis (sand-flea disease).
- Ectopia cordis
Ectopia cordis: A birth defect that results in an abnormal location of the heart, usually outside the chest. REFERENCE: Mercer LJ, Petres RE and Smeltzer JS. Ultrasonic diagnosis of ectopia cordis. Obstet Gynecol 61:. 523, 1983
- Ectopic
Ectopic: In the wrong place, out of place. For example, an ectopic kidney is a kidney that is not in the usual ‘location.