Answer:
9:7
Explanation:
We get the dominant phenotype in plants that have at least one dominant allele of EACH of the two genes; otherwise, we get the recessive phenotype. So, the observed ratio in the F2 generation is 9:7.
They will start to get very mushy, but they will stay at room temperature.
Natural selection is a central concept of evolution. Natural selection is the process where organisms with favorable traits are more likely to reproduce. In doing so, they pass on these traits to the next generation. Over this time this process allows organisms to adapt to their environment.
He/she is talking about genetic disorders. Interesting topic. An oncologist is a cancer specialist so I don't know the specific cancer disorder but I'm sure there is one.