Aliphatic - Study guides, Class notes & Summaries

Which of the following amino acids would most likely be soluble in a non polar solvent such as benzene? A) Valine B) Histidine C) Glutamine D) Glycine E) All of the above correct answers Valine What would the overall charge of the following peptide sequence at pH 1 be (Aps-Gly-Arg-His)? A)-1 B) 0 C) 1 D) 2 E) 3 correct answers 3 What charged group(s) are present in glycine at a pH of 7? A)-NH3+ B)-COO- C) -NH2+ D) A and B E) A, B, and C correct answers A and B Which amino...

PCOL 824 Test 2 Questions with Correct Answers Types of bonds often seen in Drug-ReceptorInteractions - Answer-Electrostatic Interactions: (strongest first) 1) Salt Bridges (ion-ion) (full charge on full charge Na+Cl-, much stronger) 2) Pi-Cation (ion-dipole) the ion-dipole interaction (i.e. a fully charged species interacting with the opposite charge of a dipole) 3) Neutral H-Bonds (dipole-dipole) 4) Van der waals (C to C) *Aliphatic chains to Aliphatic chains Aliphatic chains to ar...

A bruised is caused by? - Dead blood cells A colloid is a form of? - Suspension A contraindication to a thermal mask includes? - Highly vascular skin A contraindication to make up application is? - Suntan A substance which cannot be broken into simpler substance is called? - an element added elements attached to a hydrocarbon chain are called? - functional groubs Aliphatic hydrocarbons are? - straight chain hydrocarbons Amino acids can be added to a product for its? - Humectant ability A...

MCB 2000 Exam 1 Alanine (ala) nonpolar aliphatic Glycine (gly) nonpolar aliphatic Valine (val) nonpolar aliphatic branched chain Leucine (leu) nonpolar aliphatic branched chain Isoleucine (ile) nonpolar aliphatic branched chain Proline (pro) nonpolar aliphatic ring structure that is not aromatic Phenylalanine (phe) nonpolar aromatic permits absorption of UV light at 280 nm Tyrosine (tyr) polar and nonpolar properties -amphipathic uncharged aromatic OH group Try...

Amino Acids MCAT Review Practice Test. Glycine - CORRECT ANSWER Aliphatic (non-polar) Most simple, optically inactive Hydrogen for R Alanine - CORRECT ANSWER Aliphatic (non-polar) Methyl for R, a simple functional group to start just like "A" starts alphabet Valine - CORRECT ANSWER Aliphatic (non-polar) Simple, R shaped like a V Leucine - CORRECT ANSWER Aliphatic (non-polar) Valine extended with one methyle Isoleucine - CORRECT ANSWER Aliphatic (non-polar) "Lopsided V...

How does information flow? From DNA to RNA to protein What information is central to modern biotechnology? The use of methods to study and manipulate information about the central dogma. What is the exception to the central dogma? The transcription of RNA into DNA using reverse transcriptase. How does the cycle of the central dogma work? Instructions of DNA are transcribed onto messenger RNA. The ribosomes are able to read the genetic information inscribed on a strange of the ...

Which one of the four classes of biologically important molecules does insulin belong to? a. carbohydrates b. proteins c. nucleic acids d. lipids correct answer: b. proteins Which of the following is true? a. the amino acid may be any of the nonpolar, aliphatic amino acids b. the first pKa represents protonation/deprotonation of the amine c. the amino acid cannot be a member of the sulfur-containing classification d. the side chain contains a carboxylate functional group e. the sid...

CHEM 219 Module 7; Questions and Answers 100% Solved Define Heterocyle as it applies to organic molecules. Cyclic molecules in which one or mroe carbon atoms are replaced by heteratoms - elements other than carbon or hydrogen. What are two main sub-groups of heterocyclic compounds? Aliphatic and Aromatic Explain why pyridine is soluble in water. First - the ability of pyridine to accept Hydrogen bonding interactions from water molecules due to the lone pair of electrons in the nitrogen ...

Goal 4: Understand the Basic Molecules of Life: Carbohydrates, Lipids, Amino acids, Proteins and Nucleic acids, They are compounds having both an amino (-NH 2 -) and a carboxylic acid ( -COOH-)groups. They are monomeric units of proteins They contain two functional groups, Amino group (basic) and Carboxyl group (acidic) correct answer: AMINO ACIDS Amino acids represent building blocks for _____________, which are the most abundant and functionally diverse molecules in the living sy...

Chem 219 Orgo Chapter 7;Questions and Answers 100% Solved What is a heterocycle? A cyclic compound which contains at least one other element that is not carbon or hydrogen What group composes the largest class of organic compounds? Heterocycles What are the most common heteroatoms? Oxygen, nitrogen, and sulfur Nicotine a-terthienyl B: marigold odor Coumarin inhibits vitamin K What are the 2 subclasses of heterocyclic compounds? Aromatic and aliphatic How does pyridine differ from be...