Question

double membrane enclosed chloroplast possess a third system of membrane called

Answer 1

Plant chloroplasts are large organelles (5 to 10 μm long) that, like mitochondria, are bounded by a double membrane called the chloroplastenvelope (Figure 10.13). In addition to the inner and outer membranes of the envelope, chloroplasts have a thirdinternal membrane system, called the thylakoid membrane.