A population of kangaroos have a gene with two alleles that affects birth weight. AA individuals are much heavier at birth. Aa individuals are medium size at birth and aa individuals are very small at birth. Large babies sometimes die during the birth process and very small babies often die from illness. Show the selection that you think is taking place on the population.

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?