Zoe began to draw a cladogram.

if she only needs to add the organisms, she can fit a maximum of different species on her cladogram.

What’s this animal (picture is tagged) and where is it most likely to live, rainforest or desert?

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

Does mitochondria still meet the definition of a eukaryote why or why not?