Respuesta :
1. Antigen is the one type of white blood cell that participates in the specific immune response. The correct option among all the options that are given in the question is the first option or option "A".
2. "Both have a protective outer layer" is the statement that describes one way that both plants and animals fight pathogens. The correct option among all the options that are given in the question is the second option or option "B".
2. "Both have a protective outer layer" is the statement that describes one way that both plants and animals fight pathogens. The correct option among all the options that are given in the question is the second option or option "B".
Well the answer is not on here but for #1, the answer is:
Macrophages
This is the correct answer. BTW I just took the test and got it correct ;)