| Name: | diencephalon | 
|---|---|
| Synonyms: | |
| Definition: | The more posterior and ventral of two forebrain neuromeres, the other being the telencephalon; major derivatives are the eye cups, the brain pretectal region, the thalamus, hypothalamus, and epithalamus (including the habenula and epiphysis). | 
| Ontology: | Anatomy Ontology [ZFA:0000101] | 
| Name: | lysosome | 
|---|---|
| Synonyms: | |
| Definition: | A small lytic vacuole that has cell cycle-independent morphology found in most animal cells and that contains a variety of hydrolases, most of which have their maximal activities in the pH range 5-6. The contained enzymes display latency if properly isolated. About 40 different lysosomal hydrolases are known and lysosomes have a great variety of morphologies and functions. | 
| Ontology: | GO: Cellular Component [GO:0005764] QuickGO AmiGO |