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Concept Breadcrumbs

Preferred Term:

acrosome

Definition:
The cap-like structure covering the anterior portion of sperm head. Acrosome, derived from lysosomes, is a membrane-bound organelle that contains the required hydrolytic and proteolytic enzymes necessary for sperm penetration of the egg in fertilization.
Concept Schemes:
NALT Core
Broader Concept:
Entry Terms:
  • acrosomes
URI:
https://lod.nal.usda.gov/nalt/3134
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RDF/XMLCreated 2006-01-19, last modified 2020-02-19