Fig. 3: Multidimensional scaling plot displaying gene expression of the top 500 genes.
From: Temperature optima of a natural diatom population increases as global warming proceeds

Strains of S. marinoi from the 1960s, 1990s and 2010s in 8 °C (yellow), 14 °C (orange) and 20 °C (red). The temporal populations are highlighted by coloured dashed lines. 1960s, green; 1990s, orange; 2010s, purple.