Please help! Describe the four conditions required for natural selection to occur and explain how evolution is a consequence of the interactions of these factors

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

What are the student's observations and inferences before he starts his investigation?

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?