🌱 High school · Living Things

Energy and DNA inside life

Where does the wood in a tree come from? Biology: photosynthesis, respiration, DNA and energy in ecosystems. Below are 3 pages on Peabody that teach it, free, with no sign-up and no ads.

• HS-LS1-1
• HS-LS1-5
• HS-LS1-7
• HS-LS2-4