I would say within the space C
(A) cells are the transitional epithelium cells, there resist to the acidity of the urine. It protects smooth muscle cells (B) responsible for the bladder contraction and the release of the urine by the urethra.
the C space represents the intern cavity of the bladder where the urine is supposed to be stored waiting for the micturition (urination).
Answer:
An experimental group, also known as a treatment group, receives the treatment whose effect researchers wish to study, whereas a control group does not. They should be identical in all other ways.
In my opinion, chloroplasts and mitochondria can't live outside the cell now because mitochondria ensure the energy for the cell and the chloroplasts is important for photosynthesis. Just my opinion.
DNA in prokaryotes are not bounded by Nuclear Memberane !! It is scattered all over cytoplasm !!
