chloroplast betydelse and definition

Exempel på chloroplast

• In each assimilating cell there is usually a single large chloroplast. 

• The chloroplasts are numerous and nearly round in shape. 

• The ground tissue of the leaf is composed of very loose, thin-walled cells, containing numerous chloroplasts. 

• The large chloroplast in each half is composed of six longitudinal plates, united at the axis of the cell. 

• They contain numerous chloroplasts imbedded in the layer of protoplasm that lines the wall. 

• The large subunits are chloroplast encoded and are arranged as 4 dimers.

• The molecule is ubiquitous - it occurs in prokaryotes and eukaryotes, and also in the genomes of mitochondria and chloroplasts.

• Within eukaryotes, these elements are found within nuclear, mitochondrial and chloroplast genomes.