(acrosome)
11acrosome — noun Etymology: International Scientific Vocabulary Date: 1899 an anterior prolongation of a spermatozoon that releases egg penetrating enzymes • acrosomal adjective …
12acrosome — a cap over the nucleus of spermatozoan heads having enzymes involved in sperm penetration of the egg and possibly fusion of egg and sperm. Absent in most Teleostei …
13acrosome — n. [Gr. akros, tip; soma, body] A cap like structure investing the front part of the sperm head allowing penetration of the cover of the egg cell; formed from Golgi material …
14acrosome — Vesicle at the extreme anterior end of the spermatozoan, derived from the lysosome …
15acrosome — acrosomal, adj. /ak reuh sohm /, n. Cell Biol. an organelle covering the head of animal sperm and containing enzymes that digest the egg cell coating, thus permitting the sperm to enter the egg. [1895 1900; < G Akrosoma; see ACRO , SOME3] * * * …
16acrosome — noun A structure forming the end of the head of a spermatozoon …
17acrosome — ac·ro·some …
18acrosome — ac•ro•some [[t]ˈæk rəˌsoʊm[/t]] n. cbl an organelle covering the head of animal sperm and containing enzymes that digest the egg cell coating, thus permitting the sperm to enter the egg • Etymology: 1895–1900; < GAkrosoma; see acro , some III… …
19acrosome — noun a process at the anterior end of a sperm cell that produces enzymes to facilitate penetration of the egg • Hypernyms: ↑process, ↑outgrowth, ↑appendage • Part Holonyms: ↑sperm, ↑sperm cell, ↑spermatozoon, ↑spermatozoan …
20Акросома (Acrosome) — специальная мембранная структура в передней части головки сперматозоида. Разрушается непосредственно перед оплодотворением (акросомная реакция) с образованием ряда ферментов, которые облегчают проникновение сперматозоида в яйцеклетку. Неполное… …
