Most coins are directly proportional to bitcoin. If he starts to fall, then it will begin to carrion the rest of the coins.This we can observe in the red zone. Even if we remember last year. How bitcoin has influenced its alternatives
It can be said that bitcoin is a cryptocurrency "spirit", because besides being the first creation and having the most expensive price, the conversion of other crypto prices is with bitcoin. While bitcoin is converted to USD. The price of bitcoin is always a reference for other crypto, if the strong bitcoin is another crypto also strengthens.