Biochemistry: Concepts and Connections – Chapter 1: Biochemistry and the Language of Chemistry – Appling et al. – Test Bank with Conceptual and Applied Questions

,Biochemistry: / f Concepts / f and / f Connections / f (Appling / f et
/ f al.) / f Chapter / f 1 / f Biochemistry / f and / f the

/ f Language / f of / f Chemistry




1) The / f / f water / f / f content / f / f in / f / f the / f / f human / f / f body / f is / f / f approximately:
A) 90%.
B) 80%.
C) 70%.
D) 60%.
E) 50%.
Answer: C

2) The / f four / f most / f abundant / f / f chemical / f / f elements / f / f in / f / f living / f systems / f / f are:
A) hydrogen, / f oxygen, / f / f sulfur / f / f and / f / f phosphorus.
B) hydrogen, / f carbon, / f / f nitrogen / f and / f / f oxygen.
C) sodium, / f potassium, / f / f carbon / f / f and / f / f oxygen.
D) sodium, / f potassium, / f nitrogen / f / f and / f / f sulfur.
E) carbon, / f nitrogen,
/ f oxygen /fand

/fpotassium.Answer: / f B

Objective: 1.2

3) Nearly / f all / f / f proteins / f / f contain:
A) cobalt.
B) phosphorus.
C) selenium.
D) sulfur.
E) none / f of / f the
/fabove.Answer: D
/fObjective: 1.2
/fGlobal / f LO:

/ f G7




4) Which / f / f of / f the / f / f following / f / f statements / f / f is / f / f FALSE?
A) Proteins / f can / f / f be / f structural / f / f components / f / f of / f cells.
B) Proteins / f can / f transmit / f signals / f / f between / f / f cells.
C) Proteins / f can / f transport / f molecules / f / f within / f / f cells / f and / f / f between / f / f cells.
D) Proteins / f can / f / f be / f both / f / f hormones / f / f and / f / f hormone / f receptors.
E) Proteins / f are / f the / f only / f biological / f polymer / f that / f can
/ f catalyze / f biochemical /freactions.Answer: / f E

Objective: / f 1.2
/fGlobal / f LO:

/fG7




1
Copyright / f / f © / f /f 2016 /f

Pearson

,5) Which / f of / f the / f / f following / f / f is / f / f NOT / f classed / f / f as / f / f a / f / f lipid?
A) Cholesterol
B) Palmitic / f acid
C) Glycerol
D) Phosphatidyl / f serine
E) Triacylglycerol
/fAnswer: / f C

/fObjective: / f 1.2

/fGlobal / f LO:

G7

6) Amino / f acids / f and / f simple / f organic / f compounds / f like / f carbon / f dioxide
/ f and / f hydrogen /fcyanide /fcannotbe / f produced / f without / f the / f use / f of

/ f enzymes.

Answer: / f FALSE
/fObjective: / f 1.2

/fGlobal / f LO: / f G7




7) Oxidation-reduction / f reactions, / f which / f are / f the / f basis / f of
/ f many /fbiochemical /freactions / f andpathways, / f cannot / f take / f place / f in
/ f the / f absence / f of /foxygen. /fAnswer: / f FALSE

Objective: / f 1.2
/fGlobal / f LO:

/ f G7




8) Many / f biochemical / f reactions / f that / f form / f biopolymers / f from
/ f monomeric / f units /finvolve / f theremoval / f of / f water.

Answer: / f TRUE
/fObjective: / f 1.2

/fGlobal / f LO: / f G7




9) The / f principle / f component / f of / f a / f biological
/ f membrane / f is /fa /ftriglyceride. /fAnswer: / f FALSE

Objective: / f 1.2
/fGlobal / f LO:

G7

10) The / f chemical / f element has / f a / f role / f in / f both / f transfer / f of
/ f energy / f as / f well /fas /fin / f thestructure / f of / f nucleic / f acids.

Answer: /fphosphorus
/fObjective: 1.2
/fGlobal / f LO: / f G7




11) List / f the / f four / f major / f classes / f of
/ f biological / f macromolecules.Answer: / f lipids,

/ f carbohydrates, /fproteins, /fnucleic / f acids

/ f Objective: / f 1.2



2
Copyright / f / f © / f /f 2016 /f

Pearson

, Global / f / f LO: / f / f G7




3
Copyright / f / f © / f /f 2016 /f

Pearson