20. Instructions found in DNA control a less-specialized cell's potential to change in size, shape, and function. The process which controls the future of a cell is -

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

Three applications for admission to a local university are checked, and it is determined whether each applicant is male or female. the number of sample points in this experiment is