Answer:
b. light speed
Explanation:
Light speed.
This is the distance that light travels in a year, aprox 9.46 trillion Kilometers.
The first one is commensalism. The second one is mutualism. The last one is parasitism.
<span>D. Gravity is the force of attraction between two objects and is dependent upon the mass of the objects and the distance between the objects.</span>
Applying ice to a fire victim leads to tissue hypoxia and necrosis because it will change the skin's temperature too fast and may cause frostbite. The burn could have had removed a layer of skin, leaving the fragile tissue exposed which will be more sensitive to the ice.
It's a prokaryotic cell type.