Acrosome - Definition of Acrosome at Dictionary.com a free online dictionary ... acrosome. acrospire. acrospore. acrosporous. across. across the board. across ...
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Acrosome reaction
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acrosome
structure at tip of sperm head that contacts the egg during fertilization
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
acrosome
(ak-ruh-some)
An organelle at the tip of a sperm cell that helps the sperm penetrate the egg.
ACTH ...
Acrosome Reaction and Penetration of the Oocyte Membrane
Acrosome reaction
Contact of jelly coat and sperm
Triggers Ca2+ to enter membrane of sperm
Causes acrosome to burst / releases enzymes / digest jelly coat ...
acrosome The enzyme-filled cap on the head of a sperm. Used in egg penetration.
actin A protein in a muscle fiber that, together with myosin, is responsible for contraction and relaxation.
actinomorphic Regular or radially symmetric flowers.
an acrosome at its tip and
contains a haploid set of chromosomes in a compact, inactive, state.
a midpiece containing mitochondria and a single centriole
a tail ...
change in mammalian sperm that occurs after exposure to female genital tract making the sperm competent to undergo the acrosome reaction; this change is necessary for penetration of the cumulus matrix and for fertilization.
 See also: Sperm, Action, Cell, Protein, Membrane
  
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