The Darwin's theory of evolution states that the organisms evolve through the process of the natural selection of the favorable genetic variations gradually over time. Through this process of the evolution, new species are developed over time. A single population may give rise to different species. These newly evolved species share similarities will each other as they have the same ancestor.
Hence, the given statement is 'true'.
The punnett square is attached to this.
The other possibilities are AB, BO, and AO.
All of them have 25%.
Sorry but I do not understand your question
D, A specialized fatty tissue that does not respond to diet or exercise