What effect do you think adding friction to the track will have on the energies involved?

Complete the possible outcomes for each generation in the pedigree chartaa aa aa

What function does a limb serve in each animal how are the limb bones of the four animal similar based on the similarities what can be inferred about the evolution of the poor animals

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above