Answer:
Political boundaries are the dividing lines between countries, states, provinces, counties, and cities. These lines, more often called borders, are created by people to separate areas governed by different groups. ... Political boundaries change over time through wars, treaties, and trade
Answer:
2.) the physical appearance of a trait
Explanation:
An organism phenotype describes the physical appearance of a trait. Phenotypes are an outward expression of the genetic makeup of an organism.
- Phenotype is usually conditioned by the environment in which an organism finds itself.
- Examples of phenotypes are the appearance of an organism, color, height, shape, etc.
- They are the observable traits of an organism.
- The genotype which is the genetic constituent of an organism controls the phenotypes.
Hi there!
The source of the Rhine River is in the Swiss Alps. The two main sources, which are in the Alps, are Vorderrhein and Hinterrhein rivers.
Brady
The subject of science is very broad. With that being said, I think there is no official regulatory board that decides the branches of science. Scientific developments are products of joined efforts of different scientists. These scientists could rebuke another's work provided there is evidence. As long as the theory is generally accepted by the scientists and no one rebukes it effectively, then it is a generally accepted fact and everyone adapts it.
Hence, the answer is B.