Can cause large changes in allele frequency from one generation to the next

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

What is the correct trna sequence that would match the following mrna sequence.gcgaua

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a