English Social immunity Cited by user Z0 on 11 Jul 2018 Social immunity is any antiparasite defence which is mounted for the benefit of individuals other than the actor.
English Pollen Cited by user Bombusp on 04 Apr 2016 Pollen is a powdery substance produced by seed plants. It consists of pollen grains (highly reduced microgametophytes), which produce male gametes (sperm cells).