figure 12 shows a root tip with cells in different stages of mitosis. The image was magnified 400 x. Explain how a magnification of 400 x can be obtained using the lenses on a light microscope.

If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly

Which entry is in the wrong position in the table?

What is required in the genotype of an individual to show a recessive trait? a.two recessive alleles b.at least one recessive allele c.no recessive alleles