g Below are five statements regarding the cofactors of the pyruvate dehydrogenase complex. Determine whether each statement is true or false. 1. Thiamine pyrophosphate (TPP) reacts with coenzyme-A (CoA-SH) to form a hydroxyethyl-TPP intermediate in the E1 enzyme. 2. Lipoic acid contains two thiol groups that can be reduced, serving as a carrier of electrons and an acetyl group. 3. Coenzyme-A (CoA-SH) activates acetate as a thioester. 4. Flavin adenine dinucleotide (FAD) oxidizes lipoic acid. 5. Nicotinamide adenine dinucleotide (NAD ) oxidizes FADH2.

Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.