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.
Inside a Chloroplast. A plant or algae cell contains anywhere from one to several thousand chloroplasts. Each chloroplastâs role is to capture light and process it so that it can store the light energy in glucose. Letâs take a look at a chloroplastâs internal structure so that we can better understand how it captures light and performs photosynthesis.