Biology, 11.10.2019 11:20 Jrbizkit

Cells of the immune system are able to respond
to the presence of invading organisms because
they recognize the
(1) antigens present on the invaders
(2) antibodies present in invading pathogens
(3) dna pattern in the nuclei of viruses
(4) antibiotics released from microbes

Answers: 2

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Cells of the immune system are able to respond
to the presence of invading organisms because