To the Editor:
The report of the article by Tovar et al. in
So we have long realized that these organisms are neither simple nor primitive, but derived from aerobes at the crown of the evolutionary tree.
Where early eukaryotic phylogeny is studied, it is ill-advised to choose parasites!
Professor David Lloyd (
Cardiff School of Biosciences
Regarding “Giant leaps, not small steps” by Cathy Holding:
What a joke! A single gene causes a flower to vary from red to yellow-orange and various degrees of pink. Both red and pink varieties are described as wild species, and they can be and were crossbred. Not surprisingly, the pollinators that specialize...