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chloroplast Definition

chloro·plast (klôrə plast′)

noun

a green, oval plastid containing chlorophyll and carotenoids and found in the cytoplasm of green plants and blue-green algae

Etymology: chloro- + -plast

chloroplast Usage Examples

Converse of object

  • have: In addition, it has a single chloroplast, which makes it easy to produce a uniformly transformed culture.
  • contain: Figure: Irrigation technique for introducing a stain under a coverslip Awaiting image 3. These cells do not contain chloroplasts - why?
  • call: The electrons in cells called chloroplasts are excited by sunlight.
  • use: The yellow-brown chloroplasts used for photosynthesis are also easy to see.
  • develop: It is clear therefore that there is an intimate relationship between the metabolic processes in the developing chloroplast and nuclear gene expression.

Adjective modifier

  • green: Each cell is nearly circular and a single bright green chloroplast fills the entire cell.
  • functional: The origin of these areas that lack functional green chloroplasts is in primordial tissue.
  • single: Each cell is nearly circular and a single bright green chloroplast fills the entire cell.
  • bright: Each cell is nearly circular and a single bright green chloroplast fills the entire cell.

Modifies a noun

  • transgenes: Experimental data documenting the stability of chloroplast transgenes are nonexistent.
  • transgene: But chloroplast transgene containment is known not to be completely effective [ 5,6 ] .
  • peptide: A glyphosate-resistant plant cell of Claim 22 in which the chloroplast transit peptide is from a plant EPSPS gene... .
  • genome: A PCR RFLP data set was collected from 8 noncoding regions of the chloroplast genome for 40 species.
  • transit: A glyphosate-resistant plant cell of Claim 22 in which the chloroplast transit peptide is from a plant EPSPS gene... .
  • DNA: I managed to isolate pure chloroplast DNA in about an hour.

Noun used with modifier

  • plant: Frey J. Genetic flexibility of plant chloroplasts, Nature 1998, 398, 115-6.
  • spinach: Envelope membranes from spinach chloroplasts are a site of metabolism of fatty acid hydroperoxides.

Preposition: in

  • plant: Perhaps the most interesting example is the close genetic relationship between chloroplasts in plants and cyanobacteria which are capable of a form of photosynthesis.
  • light: If you want to stop the production of chloroplasts in the light, this will require the use of inhibitors.

Preposition: of

  • plant: The Cyanobacteria are quite small, and are about the same size as the internal chloroplasts of eukaryotic plants and algae.