Answer:
alleles
Explanation:
The traits an organism displays are ultimately determined by the genes it inherited from its parents, in other words by its genotype. Animals have two copies of all their chromosomes, one from each parent.
Answer:
Secondary Succession.
Explanation:
In Yellowstone, secondary succession was seen following forest fires in 1988. The fires destroyed a large portion of the biological life present in the areas affected by the flames. However, the area was not left completely annihilated. Life survived and redeveloped.
Alfred Marshal was one of the most influential economists of his time and the author of the Principles of Economics book which was the principal economic textbook in England for long years. During his economic theory development, he borrowed a concept from the marginalists which is the theory of demand and the collective result of buyers who yearns services and products or the concept of scarcity.