Sean is flying from san francisco, ca to atlanta, ga. which two atmospheric layers will he fly through?

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities