1:以下、VIPにかわりましてパー速民がお送りします(京都府)[sage] 2014/04/21(月) 22:53:49.67 ID:mZw4Z8ad0 まずこれ↓ Considerable attention has been paid to the size or relative size of the human brain.
Considerable attention has been paid to the size or relative size of the human brain. The firstpoint of interest is that the raito of brain weight to body is at a maximum at birth and decreases with age, reaching a fairly steady level by maturity. In other words, newborn babies have very large brains, relatively speaking, weighing some 300 grams.