The white blood cell identifies the toxin produced by the pathogen and creates antibodies to fight the pathogen
Genetic drift happens when well-adapted organisms survive and reproduce more often than poorly-adapted organisms. <span>The statement that best sums up evolution is the change in a population through genetic variation over time. Natural selection may be through (1) differential reproduction, that is, not all organisms are able to reproduce to their fullest capacity because nature cannot simply sustain it and (2) acquire genes, that is heredity.</span>
Though all choices protect your organs the most important would be your bones.
its salinization i know because i had this question and this was correct.