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Biology A Study Guide for Unit 2 AssessmentModified True/FalseIndicate whether the statement is true or false. If false, change the identified word or phrase to make the statementtrue.____1.Atoms have a positivecharge. _____________________________2.Electrons have very little mass. _____________________________3.Moleculesare atoms that have gained or lost one or more electrons. _____________________________4.A covalentbond forms between two atoms that share electrons to form a molecule._____________________________5.Water molecules attractnonpolar molecules such as oil. _____________________________6.The ability of water to retain heat helps cells maintain a constant internal temperature._____________________________7.The role of carbohydrates in cells is to supply energy. _____________________________8.When cells break down food, the energy from the food is temporarily stored as ATP._____________________________9.The amount of energy needed to cause a chemical reaction to start is called activation energy._____________________________10.Without enzymes, chemical reactions necessary for life would not occur quickly or easily enough to sustainlife. _____________________________11.When an enzyme binds with its substrate, the activation energy needed for the chemical reaction to occur isincreased. _________________________

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/Introductory-Chemistry-A-Foundation-9th-Edition-9781337399425-685/
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Chapter 18 / Exercise 7
Introductory Chemistry: A Foundation
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Term
Spring
Professor
brennen
Tags
pts, d, OBJ
We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Introductory Chemistry: A Foundation
The document you are viewing contains questions related to this textbook.
Chapter 18 / Exercise 7
Introductory Chemistry: A Foundation
Zumdahl
Expert Verified

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