The answer would be : sodium-potassium pump.
Hope this helps !
Photon
I believe the answer to be C: It grows a tube to travel to the style
The right answer is thinking.
The "thinking" is not a reflex, it is a competence that the newborn will acquire a few months after his birth.Studies have shown that babies begin to think 4 months already, they have an idea about the laws of physics. He continues to reconstruct the image he makes of the world according to the latest information he receives.
At 8 months, his brain already models the probability of future action by confronting his memory with the information his senses provide. One of the keys to human intelligence.
Isotonic solution should be your answerrrr