<span>The model of modern human origins depends, in part, on the archaic interbreeding of Neanderthals and Homo Sapiens (not the modern Homo Sapiens Sapiens, which is what human beings are to this day.) From this coupling rose a species, us, which was tough and less impervious to cold, a quality gained from the Neanderthals, and a more robust brain size, a quality obtained from Homo Sapiens.</span>
The answer is Speed. Speed is the the ability to move your
total body quickly from one point to another. Speed through a ladder can
indicate much about an athlete's quickness. A time of less than 2.8 seconds for
males and 3.4 seconds for females for running the length of a 20 rung ladder,
one foot in each rung at a time, is considered as excellent for senior
athletes.
Answer:
according to me the answer is abiotic factor
You would be so smart and probably really enlightened...