Named reactions Study guides, Class notes & Summaries

Chapter 1 Carbon and Its Compounds CHECKPOINT PROBLEMS Practice Problem 1.1 a) S — 1s2 2s2 2p6 3s2 3p4 b) Cl — 1s2 2s2 2p6 3s2 3p5 c) Na+ — 1s2 2s2 2p6 1-2 Copyright © 2018 Nelson Education Limited Practice Problem 1.2 a) Count valence electrons. Build a basic bonding framework and account for electrons used. Add remaining electrons and check for formal charges. The molecule has a lone pair on the nitrogen. All other electrons are bonding electrons. b) Count valence electrons. Build a bas...

What are the only animals to lack symmetry? - Answer-Sponges What are the 2 types of symmetry? - Answer-radial and bilateral What is radial symmetry? - Answer-symmetry around a central axis (can be any halves on a 2-D plane) think of how you cut a pizza, an example can be a sea anemone. What is bilateral symmetry? - Answer-Right and left halves that are mirror images How do small unicellular organisms take in nutrients? - Answer-diffusion Why is cell size constrained? - Answer-Surface-to-v...

Organisms are typically open systems. What is an example of something that is not open with regards exchanging mass? correct answers the entire earth What is the best description of the relationship between autotrophs and heterotrophs? correct answers Although an autotroph is relatively self sufficient, it does exchange matter with heterotrophs. ATP is a great source of energy that enable organisms to do work. What kind(s) of work is it used for? correct answers It phosphorylates metabolit...

The adult damselfly uses a tracheal system for gas exchange. Explain three ways in which an insect's tracheal system is adapted for efficient gas exchange. (3) Co-Transport (Not mark scheme specific, only here as a guidance) Compare and contrast mitosis and meiosis [Differences Mitosis(4), Meiosis(6)][Similarities (2)] Describe the chemical reactions involved in the conversion of polymers to monomers and monomers to polymers. Give two named examples of polymers and their associated mon...

Enzymes correct answer: Proteins that act as catalyst for biochemical reactions Are enzymes consumed in a reaction? correct answer: Not consumed during the reaction Majority of enzymes are correct answer: Globular proteins Enzyme activity is affected by correct answer: pH, Temperature, or concentration What do enzyme co factors do? correct answer: Provide additional chemically reactive functional groups What are the categories of co factor enzymes correct answer: Simple meta...

MCAT enzymesEnzyme - correct answer Biological catalyst Lower activation energy Increase rate of reaction Are not changed or consumed during reaction pH and temperature sensitive Do not affect overall Delta G Specific for a particular reaction or class of reactions Do not change equilibrium of a reaction Urease - correct answer Catalyzes the breakdown of urea Oxidoreductases - correct answer Catalyze oxidation-reduction reactions, transfer of electrons between biological molecules. ...

PTCB Exam Prep Test 1 which of the following is a false about the chemical name of a drug? A. it is also called the scientific name B. it is used in conventional language C. the most important naming system is the IUPAC name D. drugs are named according to the structure of the drug molecules - B. it is used in conventional language which of the following is a generic name? A. penicillin B. Advil C. N-acetyl-p-aminophenol D. Zoloft - A. penicillin which of the following is a...

EXPH 240 Exam 3 Questions With 100% Verified Answers The blood is responsible for - answer-transporting oxygen, nutrients, and hormones to body cells -carrying wastes away from the cells the lymphatic system functions to - answer-protect the body by filtering microorganisms and foreign particles from the lymph -support activities of the lymphocytes in the immune response -maintain the body's internal fluid environment as an intermediary between the blood in the capillaries and tissue c...

ATI LEADERSHIP PROCTORED EXAM TEST BANK (5 VERSIONS COMBINED) 100% CORRECT QUESTIONS AND ANSWERS LATEST UPDATED APRIL 2023 GRADED A+. VERSION 1 ATI LEADERSHIP PROCTORED EXAM 1.A nurse is preparing an in-service for an annual skills fair at a community medical facility about fire safety. Place the steps in the order in which they should be performed in the case of a fire emergency. (Move the steps into the box on the right, placing them in the selected order of performance. Use all the step...

AQA A-level BIOLOGY 7402/2 Paper 2 Mark scheme June 2022 Version: 1.0 Final. MARK SCHEME – A-LEVEL BIOLOGY – 7402/2 – JUNE 2022 2 Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation process ensures that th...