Stroma may refer to:

• Stroma, Scotland, an island off the northern coast of Scotland
• Stroma (animal tissue), the connective, functionally supportive framework of a biological cell, tissue, or organ
• Stroma, the thick fluid found in between grana, which are stacks of thylakoid disks. Stroma is where the carbohydrate formation reactions occur in the chloroplast of plant cells undergoing photosynthesis.
• Stromal cell, a connective tissue cell of an organ found in the loose connective tissue
• Stroma of ovary

Stroma, Building Sustainability and Compliance, A UK based company http://www.stroma.com

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