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IUPAC Compendium oChemical Terminology2ndEdition 1997. By Chris . Witzigman. Tom Cunningham . Gabe Fonseca. Truths about Water. Water molecules are cohesive and form hydrogen bonds. Water molecules are adhesive and form hydrogen bonds with polar surfaces. (14.7). Conjugated molecules have alternating carbon-carbon single and double bonds. π-electrons can move freely along all carbon atoms in the conjugated portion of the molecule. The 1D PIB model can be crudely applied to the energy states of a polyene (e.g., β-carotene). What is meant by situation ethics?. Situation Ethics is... Idea decisions should be based on the most loving thing to do. Idea began with an American Christian thinker Joseph Fletcher. . Fletcher felt that just using the Bible was wrong so instead should use Jesus’ commandment to love your neighbour as yourself and on the situation. The elements of situation ethics were described by Joseph Fletcher;. Charlotte Vardy. “Sometimes you’ve . gotta. put your principles to one side and do the right thing. ”… . Making ethical decisions…. Traditional systems (Natural Law, Kantian Ethics) focus on the action and make ABSOLUTE rules.. Carbohydrates, Lipids, Proteins, and Nucleic Acids. Is it made of carbohydrates?. Carbohydrates. Carbohydrates. Organic compounds composed of carbon, hydrogen, and oxygen in a 1:2:1 ratio.. A carbohydrate with 6 carbon atoms would have…. Bonds repel each other. Bonds are electrons. Electrons are negatively charged. Negative charges repel other negative charges. Bonds repel each other. Molecules arrange themselves in 3-D so that the bonds are as far apart as possible. of Life. Tina . Šantl-Temkiv. Department of Bioscience. Department of Physics and Astronomy. Aarhus University. What. is . life. ?. Homeostasis. Organization. Metabolism: anabolism & catabolism. Martin Centurion. Department of Physics and Astronomy. University of Nebraska – Lincoln. 1. Outline. 2. Diffraction from aligned molecules:. 3D molecular images with sub-Angstrom resolution. Imaging of transient structures: Molecules in intense laser fields.. Who doesn’t and why?. Draw up a list.. Challenge:. About the dogs puppies:. ". She slang her pups last night," said Slim. "Nine of ‘. em. . I drowned four of ‘. em. right off. She couldn’t feed that many. Biologically Important . Molecules. . There are four biologically important groups of molecules found in living organisms.. . . They are:. Carbohydrate. . . Biologically Important . Molecules. . NOT THE SAME AS EVOLUTION. First life. 3.6 Billion years ago. First life was likely simple. Bacteria-like. Single-celled, no organelles. Early Earth. Early Earth had . NO OXYGEN. Atmosphere had CO2, Carbon monoxide, nitrogen, water, hydrogen. Bio-Chemistry (AKA Organic Chemistry). Inorganic Compounds. : from minerals or non-living source.. Organic Compounds. : contain . Carbon. & come from a living thing.. Carbon can combine with other elements to form millions of compounds.. mechanical. and . chemical. . processes.. This occurs in the Alimentary Canal…. Alimentary canal . – long muscular tube that runs from the mouth to the . anus. . Peristalsis . – muscular movement of food. 1. WHAT MOLECULES?. LOCALIZING MOLECULES. 1. WHAT MOLECULES?. 2. WITH RESPECT TO WHAT?. LOCALIZING MOLECULES. 1. WHAT MOLECULES?. 2. WITH RESPECT TO WHAT?. . SPACE: Relative to other molecules, the genome, organelles, cells, tissues, whole organisms..