What layer of earth are they in?
Lithosphere
What are they floating on?
The asthenosphere (the weaker upper mantle)
What makes them move?
The intense heat from the earths core that causes molten rock in the mantle layer to move. It moves in a pattern called convection cells that forms when warm material rises, falls, and sinks down.
A child has to get the sickle cell anemia gene from both of the parents. The parent can carry and pass on the gene without getting sickle cell anemia. But since the gene is in them, there is a possibility they could also get sick.
Hope this helps! :)
Answer: Tertiary consumers receive 10% of the energy available at the secondary level (0.1% of the original energy). As a result, tertiary consumers have the least amount of energy and are therefore at the top of the pyramid (the smallest part).
The central vacuole holds all of the water for the plant, and when the plant has had enough water, it swells. When the central vacuole swells with all of the water, it pushes against the cell wall. This is called turgor pressure, and it gives the plant the support it needs to stay upright.
<span>Echinoderms are marine invertebrates, they dwell under the sea unlike that of others that mostly live in land.
<em>Hope this helps:)</em></span>