Ученые НАСА установили новый подход к сохранению мышечной массы в условиях космоса
fainaidea.comBelgian Blue bulls look like they are made of muscle because they have a mutation in the gene that codes for the protein myostatin.
In humans, as in other types of cattle, myostatin normally limits the number of muscle fibers that form before birth and then limits the growth of those fibers later on.