Science / Chemistry / Nonpolar Molecule: A molecule in which the center of positive charge and the center of negative charge coincide. Examples are ccl4 and CO2; counterexamples are chcl3 and H2O.
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Science / Chemistry / Polar Molecule: An asymmetric molecule containing polar bonds. H2O, NH3, and hcl are examples of polar molecules. Non-examples are CO2, ccl4, and bcl3 which contain polar bonds but are nonpolar because they have symm MORE
Science / Chemistry / Polyatomic Molecule: A polyatomic molecule is an uncharged particle that contains more than two atoms. MORE
Science / Biology / Recombinant Dna Molecules: New combinations of DNA fragments formed by cutting DNA segments from two sources with restriction enzyme and then joining the fragments together with DNA ligase. Interspecies transfer of genes usuall MORE
Science / Chemistry / Nonpolar Molecule: A molecule in which the center of positive charge and the center of negative charge coincide. Examples are ccl4 and CO2; counterexamples are chcl3 and H2O. MORE
Science / Chemistry / Nonpolar: Having a relatively even or symmetrical distribution of charge. MORE
Science / Biology / Macromolecules: Large molecules made up of many small organic molecules that are often referred to as monomers; e.g., carbohydrates, lipids, proteins, and nucleic acids. Macromolecules are polymers of monomers. MORE