Biology, 25.01.2020 01:31 morrowdrew

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

a. antigens on invaders
b. antibodies on pathogens
c. dna pattern in the nuclei of viruses
d. antibodies released from microbes

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