Group of cells that detect changes in the amount of light in the environment are called

What came first egg or chicken? and is tomato a vegetable or a fruit?

Explain why the plants cortex would serve as the best food source for animals

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?