C. a green parrot has an allele for green feathers and an allele for blue feathers.
Answer:
I think the answer is B, Rivers. Mountain ranges don't really help the environment much as can mostly only change the climate.
Answer:
The cholodny-went model was proposed in 1927. This model explains the capability of the shoots to grow in the direction of the sunlight whereas the capability of the roots to grow downwards. The hypothesis suggested that both these directional growth occurred due to the asymmetrical distribution of the plant hormone, auxin. This model has been modified a number of times by other scientists but its general concept is accepted by most of the researchers.
Answer:
Generaly argued that he was a individualist.