Sort:  

Generally, mutations can be evolutionary dead ends, so no, there need not be an obvious reason.

Well, if nature considers some branches deadlocks, and stops their reproduction - is this not a valid reason?

Coin Marketplace

STEEM 0.19
TRX 0.12
JST 0.027
BTC 65045.20
ETH 3523.22
USDT 1.00
SBD 2.37