Catalyst Samenvattingen, Aantekeningen en Examens

Student Exploration: Collision Theory Vocabulary: activated complex, catalyst, chemical reaction, concentration, enzyme, half-life, molecule, product, reactant, surface area

AAMC Sample Exam C/P Distinguish antagonist vs. agonist vs. placebo vs. catalyst. Identify # of chirality centers, max number of stereoisomers. Know how to write Ksp expression, know what happens when ion product exceeds Ksp. Know amino acid structures.

TCDHA dental materials test 3 1. Self-curing is a process whereby a chemical reaction occurs when 2 resins, a base with chemical activators and a catalyst, are mixed together?: True 2. Moisture contamination contributes to ineffective bonding?: True 3. Enamel bonding is stronger than dentin bonding?: True 4. Composite resins light cured in large increments can contribute to hypersensitivity?: True

The process of DNA replication requires that each of the parental DNA strands be used as a ____________ to produce a duplicate of the opposing strand. (a) catalyst (b) competitor (c) template (d) copy - CORRECT ANSWER-(c) template DNA replication is considered semiconservative because __________________________________. (a) after many rounds of DNA replication, the original DNA double helix is still intact. (b) each daughter DNA molecule consists of two new strands copied form the...

The largest vein in an animal's body is: - Answer- vena cava If immature neutrophils are observed in peripheral blood, the condition is called a: - Answer- left shift What type of cell is responsible for immunity against intracellular pathogens? - Answer- T-Lymphocytes The ductus arteriousus in a fetus allows blood to flow directly: - Answer- into the aorta from the pulmonary artery During hemostasis, which process occurs first? - Answer- Platelet adhesion Jaundice (icterus) coul...

IFSTA Chapter 24 Exam Questions and Verified Answers| 100% Correct QUESTION What type of materials break down fatty skin tissues and can penetrate deeply into the body A. LFL (Lower flammable limit) b. Bases c. Be too rich to burn d. Very low flash points Answer: Bases QUESTION The reducing agent in the fire tetrahedron acts as the ______ source for the reaction A. LFL (Lower flammable limit) b. Fuel c. Be too rich to burn d. Very low flash points Answer: F...

Biological Catalyst. Which of the following definitions best describes an enzyme? The electrophoretic property is different for each isoenzyme. Which of the following is true of an isoenzyme? acts as an activator of the enzyme. Whys is a metal ion sometimes necessary in an enzymatic reaction? Substrate concentration and the rate of dissociation of the complex. The Michaelis-Menten constant in the rate of conversion of substrate to product is determined by what factor? ...

Catalyst - ANSWER-a substance that increases the rate of a chemical reaction without being consumed Enzyme - ANSWER-a molecule that increases the rate of a chemical reaction without being consumed (ex: protein) Activation energy - ANSWER-amount of energy required to convert a substrate into a product Active site - ANSWER-location on an enzyme that physically interacts with the substrate How do enzymes catalyze reactions? - ANSWER-1. substrate attaches to active site 2. activation en...

CLEP Biology Exam Review (Latest 2023/ 2024 Update) Questions and Verified Answers| Grade A | 100% Correct Q: Cellular Respiration Is the process that releases energy for use by the cell. Q: A hydrogen bond Answer: Is weaker than ionic, covalent, disulfide, or double bonds. Q: A hydrogen bond involves Answer: the attraction of atoms of different polarity and can be easily broken. Q: Ionic bonds involve Answer: the transfer of electrons. Q: Covale...