This question is unfortunately incomplete. However, the general skull features of <em>H</em><span><em>omo heidelbergensis </em></span>include large brow ridges, a broad, sloping forehead and a rear skull wall that is vertical rather than rounded or sloping.
Mars, Mars supplies all the plants with carbon dioxide, since they have no oxygen of their own
Answer:
They can grow because the fibers in cotton attract and hold water while allowing some free space for air to penetrate. ... With these, seeds can grow almost in any medium provided that they have just enough water and oxygen.
