I think it’s the first but I am not for sure take a guess
In comparison to eukaryotes, prokaryotes are smaller. Eukaryotes and prokaryotes<span> are type of cells. The prokaryotes </span><span> contain no membrane-bound organelle such as</span><span> nucleus and are found in the domains of Bacteria and Archaea. E</span>ukaryotes contain a nucleus and make up the remaining domain. Prokaryotes tend to be much smaller in size than eukaryotic cells.
I think it’s both structures are involved in transporting oxygenated blood!!
The children make a snowman that is a caricature of Mr. Avery.
I think this is correct.