Is to work in a well ventilated area since the fumes are very dangerous
Helper T cells are very important cells in the adaptive immunity. They are required for almost all adaptive immune responses and They also help activate cytotoxic T cells and macrophages to attack infected cells.
I hope this helped, Good Luck!!
Protein is a fat soluble vitamin
When molecules uses energy for transportation across the cell, then it is known as "Active Transport"
So, option B is your answer.
Hope this helps!
