Answer:
T-Cell
Explanation:
T-Cell is the first line of deffence
Answer:
Development of the human heart during the first eight weeks (top) and the formation of the heart chambers (bottom). In this figure, the blue and red colors represent blood inflow and outflow (not venous and arterial blood).
I Hope This Helped You :D
1. Vocational
2. physical
3. Social
Fats I am pretty sure. Sorry if I am incorrect.
