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.
Functions of the leaf. Chloroplasts chloroplast: Microscopic structure containing chlorophyl found in green plant cells where photosynthesis takes place. are the tiny structures in plant cells where photosynthesis happens.Chloroplasts contain chlorophyll chlorophyll: The green chemical inside the chloroplasts of plant cells.It enables photosynthesis to take place. , a green pigment that absorbs light energy for photosynthesis. However, chloroplasts are not found in all plant cells.hloroplasts contain chlorophyll chlorophyll: The green chemical inside the chloroplasts of plant cells. It enables photosynthesis to take place. , a green pigment that absorbs light energy for photosynthesis. However, chloroplasts are not found in all plant cells.