Which geologic principle explains why the bottom stratum in a section of rock is the oldest?

Pl which diagram illustrates prophase?

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

Every early childhood education program should develop a