physical defence
biology
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Physical defence: a structural feature of the body that acts as a barrier to prevent pathogens from entering
biology
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Physical defence: a structural feature of the body that acts as a barrier to prevent pathogens from entering