The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
Temperature, pressure and composition.
Answer:
The roots
Explanation:
The roots is where carbon dioxide
and H2O is obtained. Hopefully this helped
Answer-
Dark Side- Lunar hemisphere that is not currently lit by the sun. Hope this helps!!
