F Handout 01 - Chapters 1-5 - with answers

Aactive bsubstrate cenzymatic dconformational

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: energy D) chemical energy 75) Glucose molecules provide energy to power the swimming motion of sperm. In this example, the sperm are changing ______. A) chemical energy into kinetic energy B) chemical energy into potential energy C) kinetic energy into potential energy D) kinetic energy into chemical energy 76) What compound directly provides energy for cellular work? A) C6H12O6 B) ATP C) DNA D) fat 77) Energy is transferred from ATP to other molecules by transferring a(n) ______. A) adenosine B) heat unit C) photon D) phosphate group 6 78) Usually, enzymes are ______. A) fats B) steroids C) chemical reactions D) proteins 79) The sum total of all the chemical reactions that occur in organisms is called ______. A) summation B) cellular synthesis C) replication D) metabolism 80) Enzymes increase the rate of a reaction by ______. A) increasing the temperature of the substrates B) contributing electrons to the reaction C) decreasing activation energy D) changing the pH of the substrates 81) Which one of the following is true? A) Enzymes are the products in a chemical reaction. B) Enzymes are the reactants in a chemical reaction. C) Enzymes catalyze specific reactions. D) An enzyme's function requires inhibitors. 82) Which component of the following reaction is the enzyme? sucrose + sucrase + water → sucrase + glucose + fructose A) sucrose B) sucrase C) glucose D) fructose 83) The region of an enzyme to which a substrate binds is called the ______ site. A) active B) substrate C) enzymatic D) conformational Bio 102 ‐ Handout 1 84) Which component of the following reaction is the substrate? sucrose + sucrase + water → sucrase + glucose + fructose A) sucrose B) sucrase C) glucose D) fructose 85) Substances that plug up an enzyme's active site are ______. A) enzyme substrates B) enzyme inhibitors C) induced fit factors D) enzyme products 86) Diffusion is an example of ______. A) phagocytosis B) active transport C) endocytosis D) passive transport 87) Diffusion ______. A) is the result of the potential energy of atoms B) requires an input of cellular energy...
View Full Document

This document was uploaded on 03/30/2014.

Ask a homework question - tutors are online