Which of the following come from types of organisms that lived during only one short period of time and that are used to determine the relative age of rocks? a. imprints b. index fossils c. trace fossils d. extrusions

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