Q1: Why is it important that enzymes are not permanently altered when they bind with substrate molecules? Q2: How would a higher temperature or higher salt concentration make it more difﬁcult for an enzyme to function effectively? Q3: If a cell was unable to produce a particular enzyme necessary for a metabolic pathway, describe how the absence of that enzyme would affect the cell. Substrate moloculosattractod to thisMolecules bind to theenzyme at its active site.specific enzymeCatalysisEnzyme facilitatosthe reactionamong substratemoleculos.EnzymeProduct isreleased.Induced fit: As moleculesbind to the active site, theenzyme changes shape tomold snugly around them.Enzyme is not permanentlychanged by the reactionand can be recycled.

Enzymes are biomolecules which catalyze the biological reactions. It speeds up the reaction by…

Answered: Substrate moloculos attractod to this…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Q1: Why is it important that enzymes are not permanently altered when they bind with substrate molecules? Q2: How would a higher temperature or higher salt concentration make it more difﬁcult for an enzyme to function effectively? Q3: If a cell was unable to produce a particular enzyme necessary for a metabolic pathway, describe how the absence of that enzyme would affect the cell.

Substrate moloculos
attractod to this
Molecules bind to the
enzyme at its active site.
specific enzyme
Catalysis
Enzyme facilitatos
the reaction
among substrate
moleculos.
Enzyme
Product is
released.
Induced fit: As molecules
bind to the active site, the
enzyme changes shape to
mold snugly around them.
Enzyme is not permanently
changed by the reaction
and can be recycled.

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