Look at the picture. It shows an experiment with embryonic stem cells. Explain what is happening in the experiment.

In which way are mercury and venus similar? they both rotate from east to west. they are both small and rocky. they both have thick atmospheres. they both are similar to earth in structure.

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?

Which soil would most likely be found in the arctic? andisols gelisols histosols spodosols