Stem cells are differentiated into different types of cells by a process called signaling, which leads to changes in gene activity, causing the cell to differentiate.
The left or right lateral motion of one plate against another along transform faults can cause highly visible seismic crust effects. This intense heat and pressure can easily metamorphisize rocks. - Hope this helps
Peregrine falcons is the answer. Cheetah's come in 2nd.
The hypothalamus controls these.