Prokaryotic cells because they don't have a nuclei.
Answer D) : from testing the starch by iodine
Answer:
It has a pH of 7, so your answer is therefore B.) 7.
Well, when chromosomes cross over during prophase 1 of meiosis, the homologous pair of chromosomes exchange segments of DNA which happen to be the genes. So the significance of crossing-over during prophase 1 is that it adds genetic variation to sexually reproducing organisms.
