what is stoma and stroma( describe structure)
Answers
Stoma
A stoma is a microscopic pore surrounded by two specialized guard cells found in the leaves and stems. Its main function is gaseous exchange. In all dicots and some monocots, the guard cells are kidney shaped or bean seed shaped.
Stroma
Chloroplasts are surrounded by two membranes. These membranes form the chloroplast envelope. Chloroplasts contain chlorophyll and other photosynthetic pigments, which are located on a system of membranes. The membranes run through a ground substance or stroma. The stroma is the site of the light independent reactions of photosynthesis. The structure is gel like containing soluble enzymes particularly those of the Calvin cycle and other chemicals such as sugars and organic acids.
Answer:
In anatomy, a stoma is any opening in the body. for example amouth a nose and an anus ate natural Stomata. Any hollw organ can be manipulated into an artificial stoma as necessary.