Question

The nutrient needs of young boys and girls do not differ until about the age of 8 or 9 years.

Answer 1

Answer:

I believe it's false because it's till 13 I belive

Answer 2

Answer: true

Explanation: Most studies and guidelines on eating behavior are from high-income countries (HICs). The 2010 U.S. dietary guidelines for adolescents (ages 9–18 years), for example, suggest that girls require 1,400–2,400 calories per day and boys require 1,600–3,200 because of their typically larger frames and muscle mass.