Your answer would happen to be <span>Distortion</span>
Electron cloud modle should be the answer
A fertilized egg splitting into two embryoa
The correct option is this: HAS THE CLAIM BEEN TESTED NUMEROUS TIMES BY MORE THAN ONE SCIENTISTS.
For a claim to be accepted has been valid in the science world, it must have been tested several times by many scientists who obtain the same results. Having a uniform result about a phenomenon is usually considered an important factor when examining the validity of a claim.
The answer is Physical Property