If a certain species of brown bird is crossed with a white one all the offspring are tan. If these offspring were crossed and produced 20 individuals in the f2 generation what colors and ratios would be expected?

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.