Answer:
The difference is that the ones with dots have more cells in them and the other one must've been left there for awhile
Explanation:
Because i looked up what those dots meant
A large proportion of our cells, muscles and tissue is made up of amino acids, meaning they carry out many important bodily functions, such as giving cells their structure.
there would be a 50 50 chance for the child to have it depending on the genes on the grandparents