lot2.tidyverse.org/reference/aes.html">aes</a></span>(<span class="kw">x</span> <span class="kw">=</span> <span class="no">concentration</span>, <span class="kw">col</span> <span class="kw">=</span> <span class="st">'All values'</span>),
             <span class="kw">pch</span> <span class="kw">=</span> <span class="fl">1</span>, <span class="kw">alpha</span> <span class="kw">=</span> <span class="fl">0.3</span>) +
  <span class="fu"><a href="https://ggplot2.tidyverse.org/reference/geom_point.html">geom_poi