2 results for “sunlight”

1. The Human Body

   Skin, Hair and Nails

   sunlight Skin colour comes mainly from a pigment called melanin, made by cells at the base

   Article · 3 min read

   

2. The Human Body

   The Skeleton and Bones

   sunlight and which the gut needs to absorb calcium, help keep bone strong. Bones also record

   Article · 5 min read