Which macromolecule provides a person with most of the energy that is needed for daily activities? carbohydrates
lipids
nucleic acids
proteins

What are they five steps of cloning?

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

Which diagram best represents the chromosomes that would be found in a two new skin cells produced as a result of this process?