Answer:B. All of the above
Explanation: Fossil fuels do generate electricity. Example burning coal
Acid rain is cause by Sulfur dioxide. Sulfur dioxide is produced from powerplants.
When you burn Fossil fuels it increases the atmospheric Co2.
Counter current flow is the opposite movement of water against the flow of blood in the fish's gills.
Erosion: the process of eroding or being eroded by wind water or other natural agents.
Weathering: the process of wearing or being worn by long exposure to the atmosphere.
Deposition: the action of depositing something.
Example : (deposition) “pebbles were formed by the deposition of calcium in the solution”
Answer:1.Yellow color will be dominant and the ratio is Yellow to green allele is 3:1
2.A recessive test cross should be appropriate.The result will be all yellow colored pea plants.
Explanation:
Since Yy x Yy produces
1YY,2Yy and 1yy then it shows that YY and Yy are 3 yellow pea plants and 1yy green pea plant.
A recessive test cross should be used because a recessive genotype being homozygous can be noticed by its physical appearance