"A gene pool consists of all genes, including all the different alleles that are present in a population. Number of times an allele occurs in a gene pool compared with the number of times other alleles occur. In genetic terms, evolution is any change in the relative frequency of alleles in a population."
Answer: If we kill all the organisms in one trophic level, then transfer of energy as well as matter to next higher level will stop. It will lead to over- population at one particular level causing amongst the individuals. This would seriously disturb the food chain and can cause the collapse of an ecosystem even.
<span>Density = mass/volume = 200g/2cm^3 = 100 g/cm^3
Density of water = 1g/cm^3
Specific Gravity is the ratio of the Density of the object to the Density of water so the Specific Gravity is 100
Piece of metal has a </span>Specific Gravity if 100
A body of water that has experience eutrophication has way to many nutrients and minerals in it. This is caused from factory, agriculture,and road run off. It causes an excessive growth of plants in the body of water basically. Some of the minerals and nutrients include Sodium triphosphate and Phosphorus<span />
Answer:
C. The yellow butterflies were not eaten by birds and were able to reproduce more.
Explanation:
what we can conclude from the passage that the yellow butterflies reproduced more.