How are carbon dioxide and oxygen transported between the capillaries and the alveoli? a. simple diffusion b. endocytosis c. active transport d. osmosis

In what for do plants utilize nitrogen? why do they need nitrogen?

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?

Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?