3 results for “brain”

1. Life & Biology

   Evolution

   brains, through larger-brained toolmakers, to our own species, Homo sapiens, which appeared about 300,000 years

   Article · 4 min read

   

2. Life & Biology

   DNA and Genes

   brain cell carry identical DNA; they differ because different genes are active. Some of the remainder

   Article · 4 min read

   

3. Life & Biology

   What Is Life? The Cell

   brain, are never replaced and must last a lifetime. Cells also die on purpose. When a cell

   Article · 4 min read