A newborn's brain is _____ percent of its adult weight and grows to _____ percent of its adult weight by 2 years of age.
A) 10; 20
B) 15; 25
C) 25; 50
D) 25; 75

Name: A newborn's brain is _____ percent of its adult weight and grows to _____ percent of its adult weight by 2 years of age. A) 10; 20 B) 15; 25 C) 25; 50 D) 25; 75
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Question

Quizplus · Accepted Answer

A newborn's brain is about 25 percent of its adult weight, and by the age of 2 years, it grows to about 75 percent of its adult weight.

A Newborn's Brain Is _____ Percent of Its Adult Weight