How would I Write the Genotype ratio for this Punnette Square? :)

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Analyze how the water cycle affects a food web. now list 3 examples for each below using complete sentences, on how too much water would affect the same web? how about to little water?

What is the one part of the nucleotide  that differs among the other different nucle  tides?