Answer:
The correct answer is option A
A. A marine body fish
Explanation: this is because they need to retain water. The piscine kidney cannot afford to produce a urine of higher concentration than the fluids in the body so production is kept at minimum.
I think your answer should be B. an organism. Hope this helps. =^-^=
Answer:
E. Large molecules
Explanation:
Large molecules cannot pass through the membrane without help they are too big. This is because the membrane is very selective with what it let enters.
The difference is cancer cells need to be provided with nutrients and they may grow indefinitely until one day they in the cycle they stop rather then stopping at ''checkpoints'' but in the normal cells making they some what ''immortal'' lol these is the most common difference