Answer:
Lymphocytes
Explanation:
Pathogens are particles that make you sick like bacteria, viruses, amoebas. Water is essential for life but that's for metabolism, not fighting off against infection or viruses.
Chemical properties is when a material undergoes a chemical change or reaction like a nail rusting and a physical change can be observed without changing the material like temperature, color, texture, odor,etc.
Answer:
Your answer will be b(molten material from the outer core makes its way to the surface of earth)
Explanation:
The penguin has a sleek body that helps it to move quickly in water.
Because potassium is more reactive than hydrogen
