You run 100m in 25s. if you later run the same distance in less time, explain if your speed increases or decreases

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

What will happen if two of the base pairs of the stand of the dna are switched

Prokaryotic and eukaryotic cells are different in many ways other than the presence or absence of a nucleus. if both archaebacteria and eubacteria are prokaryotic cells, then why are archaebacteria more closely related to eukaryotic cells than they are to eubacteria?