Answer:
I believe it is Adenosine 5'-triphosphate
Explanation:
The beginnings of a brain first become apparent around four weeks after conception when the neural plate folds to form the neural tube
Capillaries have thin walls, only one cell thick, that allow them to effectively perform their function.
Just read the book and then circle the words you don't understand learn them and then read it again
Avoid intramuscular injection,Examine the skin for ecchymotic areas