The answer is C because it is an example of evolution or adaption.
He could be, its a possibility. So yes, he could be the father
Your nose and your mouth are both a portal of entry into your body. If you cover one and not the other it defeats the purpose because Bacteria can still enter the system. They are both part of your respiratory system.
Answer:
activate memory cells is lymphocytes
engulf and digest pathogens is phagocytes
and produce antibodies is lymphocytes
Explanation:
Answer: 1 phylum ,genus ,class ,species
