Which of these must occur during s phase of the cell cycle so that two daughter cells can be produced during m phase?
a the dna must be replicated. b the chromosomes must be joined. c the cytoplasm must be separated. d the cell membrane must be expanded

Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review

Which statement does lola need to correct, and why? a) statement 1 because spiral galaxies do not havearmsb) statement 2 because the bulges contain mostlyyoung red stars.c) statement 3 because the arms are made of mostlyyoung blue and blue-white stars.d) statement 4 because spirals galaxies contain littleto no dust.(c)

What does the splanchnic nerve innervate?