These medical condition or symptom topics may be relevant to medical information for Orchialgia: 1  Pain (6458 causes) 2  Pain symptoms (6458 causes) 3  Pain disorder.  Pain 1  syndrome. Testis.  Testis symptoms (247 1  causes) Testis disorder.  SYN. Orchalgia.
The innermost matrix of chloroplasts, called the stroma, contains metabolic enzymes and multiple copies of the chloroplast genome. Chloroplasts also have a third internal membrane called the thylakoid membrane, which is extensively folded and appears as stacks of flattened disks in electron micrographs.
The chloroplast is the organelle that contains the photosynthetic  pigment chlorophyll. This facilitates the conversion of carbon  dioxide, water and sunlight into sugars wh â¦ ich the plant uses for  energy (through photosynthesis).8 people found this useful.he pigments in chloroplasts, there are different colored chloroplasts depending on what type and color the plant is, absorb different types of light. Plants need the light fo â¦ r photosynthesis to occur, for the plant to live.