National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Chloroplast
Synonyms

Chloroplast

Definitions

Photosynthetic organelle containing chlorophyll, the photosynthetic pigment, in cells of leaves and young stems of higher plants. Lens-shaped and rather variable in size but approximately 5 m long. Surrounded by a double membrane and contains circular DNA (though not enough to code for all proteins in the chloroplast). Like the mitochondrion, it is semi-autonomous. It resembles a cyanobacterium from which, on the endosymbiont hypothesis, it might be derived. Chlorophyll is associated with the membrane of vesicles (thylakoids) that are stacked to form grana.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C13199

code

C13199

DEFINITION

Photosynthetic organelle containing chlorophyll, the photosynthetic pigment, in cells of leaves and young stems of higher plants. Lens-shaped and rather variable in size but approximately 5 m long. Surrounded by a double membrane and contains circular DNA (though not enough to code for all proteins in the chloroplast). Like the mitochondrion, it is semi-autonomous. It resembles a cyanobacterium from which, on the endosymbiont hypothesis, it might be derived. Chlorophyll is associated with the membrane of vesicles (thylakoids) that are stacked to form grana.

FULL_SYN

Chloroplast

label

Chloroplast

Legacy Concept Name

Chloroplast

Preferred_Name

Chloroplast

prefixIRI

Thesaurus:C13199

Semantic_Type

Cell Component

UMLS_CUI

C0008266

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C22188

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