Methyl group - Study guides, Class notes & Summaries

What changes a cytosine into a uracil? Which base nucleotides contain an extra amino group? Which base nucleotide has an extra methyl group? What are the purines?Pyrimidines? How does Methyltrexate work on DNA? If a sample of DNA has 10% G, how much is the T %? Which DNA has a higher melting point?Why?Define melting point. What is the charge of Histones?What 2 AA are histones abundant in? what causes chromatin to be tightly packaged?Name of this type of chromatin? (active or inactive)If ...

Norris Porth's Essentials of Pathophysiology Chap. 1 Concepts of Health and Disease Exam Questions and Complete Solutions A client develops an infection with a resistant organism while hospitalized for surgery. After treatment, there are no obvious signs of infection, but a culture shows that the organism is present. Which term describes the client's status? a) Preclinical stage b) Carrier status c) Chronic disease d) Clinical disease - Ans: b) Carrier status In carrier status, t...

IB Chemistry Topic 10 Questions and Answers Graded A+ All ________ compounds contain carbon, but ____ ____ carbon containing compounds are _______. organic, not all, organic Catenation Carbon can form long chains and rings, linked by single, double, or triple bonds. Hydrocarbon composed of only C and H atoms, the simplest organic compounds Empirical Formula simplest whole number ratio of atoms in the compound Molecular formula shows the actual number and types of atoms (multip...

TEST BANK ANATOMY AND PHYSIOLOGY OPENSTAX Table of Contents 1. An Introduction to the Human Body ................................................................................................................. 2 2. The Chemical Level of Organization ................................................................................................................ 7 3. The Cellular Level of Organization ..................................................................................................

Ethambutol - ️️It is a comparatively weak antitubercular drug; its principal use is as the secondary drug to avoid resistance problems: a. Rifampicin b. Isoniazid c. Ethambutol d. Pyrazinamide Amino group - ️️Responsible for the broad spectrum activity of amoxicillin and ampicillin a. Benzyl group b. Amino group c. Hydroxyl group d. Methyl group Isoniazid - ️️It is the most powerful and active antitubercular drug a. Rifampicin b. Isoniazid c. Ethambutol d. P...

UCI Bio 93 Midterm 1 Exam Questions and Answers 100% Pass Carbonyl within a skeleton - Correct Answer ️️ -Ketone Carbonyl at the end of a skeleton - Correct Answer ️️ -Aldehyde Amino - Correct Answer ️️ -Is a weak base, (Monomer is amines) Sulfhydryl - Correct Answer ️️ -(Thiols) Helps stabilize protein structure Phosphate - Correct Answer ️️ -Organic Phosphates (Monomer) Phosphate - Correct Answer ️️ -VERY important for ATP Phosphate - Correct Answer ️️ -Can ...

A(n) _______________ is the simplest form of lipid; it is a carbon chain, flanked by hydrogens, with an acid group at one end and a methyl group at the other end. Fatty Acid Olive and canola oils contain a high percentage of ____________ fatty acids. monounsaturated Brainpower Read More 0:13 / 0:15 A(n) ______ fatty acid is an essential, polyunsaturated fatty acid that has a double bond at the third carbon from the methyl end. omega-3 fatty acid

UCI Bio 93 Midterm 1 Exam Questions and Answers 100% Pass Carbonyl within a skeleton - Correct Answer ️️ -Ketone Carbonyl at the end of a skeleton - Correct Answer ️️ -Aldehyde Amino - Correct Answer ️️ -Is a weak base, (Monomer is amines) Sulfhydryl - Correct Answer ️️ -(Thiols) Helps stabilize protein structure Phosphate - Correct Answer ️️ -Organic Phosphates (Monomer) Phosphate - Correct Answer ️️ -VERY important for ATP Phosphate - Correct Answer ️️ -Can ...

What are the two common staining methods for nucleic acid in histology? CORRECT ANSWER-1. Feulgen Reaction 2. Methyl Green-Pyronin Method (DNA/RNA) Feulgen Reaction tests for what? CORRECT ANSWER-DNA What does the Schiff reagent bind to in the Feulgen Reaction? CORRECT ANSWER-Aldehyde group created by the hydrolysis of DNA Why can't we use the Bouin fixative on tissues being tested with Feulgen? CORRECT ANSWER-Bouin hydrolyzes tissues In Feulgen reactions, what happens when the hyd...

Name: __________________________ Date: _____________ 1. A community health nurse is teaching a group of recent graduates about the large variety of factors that influence an individual's health or lack thereof. The nurse is referring to the framework of determinants of health in one client's situation as a teaching example. Which of the following aspects of this client's situation most likely exists outside the framework of determinants of health? A) The client has had difficulty findin...