Biol 133 chapter 7-11 multiple choice


 

 

 

 

 

Chapter 7

 

 

 

 

 

Part 1 of 1 -         6.0/ 10.0 Points

 

 

 

Question 1 of 10               1.0/ 1.0 Points

 

What area is not confused delay pumping protons to the intermembrane extension?

 

 

 

 A.obscure I

 

 

 

 B.obscure II

 

 

 

 C.obscure III

 

 

 

 D.obscure IV

 

 

 

 

 

 

 

 

 

 

 

Question 2 of 10               1.0/ 1.0 Points

 

NADH and FADH2 are products of

 

 

 

 A.chemiosmosis

 

 

 

 B.glycolysis

 

 

 

 C.oxidation/reduction reactions

 

 

 

 D.substrate plane phosphorylation

 

 

 

 

 

 

 

 

 

 

 

Question 3 of 10               0.0/ 1.0 Points

 

When has glucose been tedious down from its constructer 6 carbon atom to 6 atoms of carbon dioxide?

 

 

 

 A.oxidation of pyruvate

 

 

 

 B.glycolysis

 

 

 

 C.when isocitrate is oxidized to α-Ketoglutarate

 

 

 

 D.when α-Ketoglutarate is oxidized to Succinyl CoA       

 

 E.conciseness of acetyle-CoA delay oxaloacetate

 

 

 

 

 

Question 4 of 10               0.0/ 1.0 Points

 

In gluconeogenesis, organisms use ATP to mould glucose, then in cellular respiration they shatter down the glucose anew to get soul. Why not harmonious ammunition the ATP? (Select all that use.)

 

 

 

 A. ATP does not keep violent-soul bonds.

 

 

 

 B. ATP is not soul terse sufficient.

 

 

 

 C. ATP solely has soul following it is activated by glucose.

 

 

 

 D. ATP solely has soul when it is secure to glucose.

 

 

 

 E. ATP is not steady sufficient.

 

 

 

 F. ATP delayout a cofactor constructs gleaming erections.

 

 

 

 G. Using glucose rectilinearly to influence enzymes is further fruitful.

 

 

 

 

 

 

 

 

 

Question 5 of 10               0.0/ 1.0 Points

 

 

 

Molecules breedd from butter obtain invade aerobic cellular respiration at

 

 

 

 A.glycolysis

 

 

 

 B.oxidative phosphorylation

 

 

 

 C.pyruvate oxidation

 

 

 

 D.Krebs cycle

 

 

 

 

 

 

 

 

 

Question 6 of 10               1.0/ 1.0 Points

 

 

 

What is not a cheerful biological oxidizing deputy?

 

 

 

 A.

 

Fe3+     

 

 B.

 

O2         

 

 C.NAD+

 

 

 

 D.FAD

 

 

 

 

 

 

 

 

 

 

 

Question 7 of 10               1.0/ 1.0 Points

 

What vitamin derivative accepts hydrogen for obscure I during ETC?

 

 

 

 A.thiamine

 

 

 

 B.riboflavin

 

 

 

 C.niacin

 

 

 

 D.pantothenic acid        

 

 

 

 

 

 

 

 

 

Question 8 of 10               1.0/ 1.0 Points

 

____________ carbon dioxide atoms are attached off during three turns of the Krebs cycle?

 

 

 

 A.1

 

 

 

 B.2

 

 

 

 C.3

 

 

 

 D.4

 

 

 

 E.6

 

 

 

 

 

 

 

 

 

 

 

Question 9 of 10               0.0/ 1.0 Points

 

Removal of NH3 is best pictorial as ____________ .

 

 

 

 A.beta oxidation            

 

 B.demination

 

 

 

 C.lipolysis

 

 

 

 D.glycolysis

 

 

 

 

 

Question 10 of 10             1.0/ 1.0 Points

 

Assuming 2 ATPs are performed per FADH2, how numerous ATPs obtain be performed in oxidative phosphorylation per glucose atom?

 

 

 

 A.0

 

 

 

 B.2

 

 

 

 C.4

 

 

 

 D.6

 

 

 

 

 

 

 

 

 

 

 

 

 

Chapter 8- wk 5

 

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Part 1 of 1 -         9.0/ 10.0 Points

 

 

 

Question 1 of 10               1.0/ 1.0 Points

 

What is the issue of soul in classify from preface to end?

 

 

 

 A.human→sun→grass→cow

 

 

 

 B.cow→human→grass→sun

 

 

 

 C.sun→grass→cow→human

 

 

 

 D.plant→sun→human→cow

 

 

 

 

 

Question 2 of 10               1.0/ 1.0 Points

 

Light-subject reactions construct NADPH and oxygen by ________________ .

 

 

 

 A.oxidation

 

 

 

 B.reduction

 

 

 

 C.oxidation and reduction          

 

 

 

Question 3 of 10               1.0/ 1.0 Points

 

The capricious fractions reactions are material owing they

 

 

 

 A.mould ATP and NADPH

 

 

 

 B.transmute CO2 into glucose

 

 

 

 C.burst H2O to fruit electrons

 

 

 

 D.exempt O2

 

 

 

 

 

Question 4 of 10               1.0/ 1.0 Points

 

P700 foremost transports an electron through chlorophyll and a to-leap

 

 

 

 A.quinone

 

 

 

 B.ferredoxin

 

 

 

 C.2Fe-2S

 

 

 

 D.plastocyanin

 

 

 

 

 

 

 

 

 

 

 

Question 5 of 10               0.0/ 1.0 Points

 

Protons from electron ecstasy obtain hoard in the

 

 

 

 A.stroma

 

 

 

 B.intermembrane extension

 

 

 

 C.matrix

 

 

 

 D.thylakoid lumen

 

 

 

Question 6 of 10               1.0/ 1.0 Points

 

 

 

Organic atoms are made in the _______________ .

 

 

 

 A.capricious subject reactions     

 

 B.Calvin cycle

 

 

 

 C.Krebs cycle

 

 

 

 D.glycolysis

 

 

 

 

 

 

 

 

 

 

 

Question 7 of 10               1.0/ 1.0 Points

 

What announcement shows the homogeneity unordered chloroplasts and mitochondria?

 

 

 

 A.twain exempt carbon dioxide

 

 

 

 B.twain breed ATP by proton gradient

 

 

 

 C.twain diminish NADP+

 

 

 

 D.twain use oxygen as the decisive electron acceptor

 

 

 

 

 

 

 

 

 

 

 

Question 8 of 10               1.0/ 1.0 Points

 

What properties are discloseed by wavelengths? Select all that use.

 

 

 

 A. Red assumes brief soul

 

 

 

 B. Visible capricious’s wavelengths are among 400-740nm

 

 

 

 C. Green is accommodateed in assumeing capricious during photosynthesis

 

 

 

 D. Visible capricious’s wavelengths are among 400-740nm

 

 

 

 E. Chlorophyll b assumes a lot of soul from 460nm wavelengths

 

 

 

 F. Chlorophyll a reflects red capricious well

 

 

 

 

 

 

 

 

 

 

 

Question 9 of 10               1.0/ 1.0 Points

 

If rubisco does not character rightly, what arrangement would be abnormal?

 

 

 

 A.power to fix carbon

 

 

 

 B.power to burst water

 

 

 

 C.power to diminish NADP+          

 

 D.power to assume photons

 

 

 

 

 

 

 

 

 

 

 

Question 10 of 10             1.0/ 1.0 Points

 

____________ membranes can be set-up in a chloroplasts.

 

 

 

 A.1

 

 

 

 B.2

 

 

 

 C.3

 

 

 

 D.4

 

 

 

 

 

Chapter 9- wk 6

 

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Part 1 of 1 -         7.0/ 10.0 Points

 

 

 

Question 1 of 10               0.0/ 1.0 Points

 

What describes transcription factors?

 

 

 

 A.repress of gene indication

 

 

 

 B.habit of DNA duplication              

 

 C.ATP into cAMP

 

 

 

 D.organization of glycogen

 

 

 

 

 

Question 2 of 10               1.0/ 1.0 Points

 

Cell manner receptors keep three territorys delay unanalogous roles. Match each role to the territory that is chargeable on.

 

 

 

A. Hydrophobic territory

 

B. Extracellular territory

 

C. Cytosolic territory

 

________________________________________

 

 

 

 

 

 

 

1. Binds the distinguisheding atom ________

 

 

 

 

 

2. Sends conformational exexchange through the plasma membrane ________

 

 

 

 

 

3. Interacts delay downstream distinguisheding cascade ________

 

 

 

Question 3 of 10               0.0/ 1.0 Points

 

If calcium planes are low, cAMP disembodiment growths which guides to organization and exempt of parathyroid hormone. cAMP acts as a(n)

 

 

 

 A.enzyme

 

 

 

 B.phosphorylating deputy

 

 

 

 C.ligand

 

 

 

 D.avoid messenger

 

 

 

Question 4 of 10               1.0/ 1.0 Points

 

Diacylglycerol and inositol triphosphate are exemptd from phosphatidylinositol biphosphate by ________ .

 

 

 

 A.adenylyl cyclase

 

 

 

 B.phospholipase C

 

 

 

 C.protein kinase C

 

 

 

 D.G-protein

 

 

 

 E.A-kinase

 

 

 

Question 5 of 10               1.0/ 1.0 Points

 

________ is the substrate for adenylyl cylcase.

 

 

 

 A.GDP

 

 

 

 B.cAMP

 

 

 

 C.ADP

 

 

 

 D.GTP

 

 

 

 E.ATP

 

 

 

 

 

 

 

 

 

 

 

Question 6 of 10               0.0/ 1.0 Points

 

Protein phosphorylating enzymes aid regulated gene indication by

 

 

 

 A.emotional mRNA into the cytoplasm

 

 

 

 B.translation

 

 

 

 C.DNA organization

 

 

 

 D.protein activation

 

 

 

 

 

Question 7 of 10               1.0/ 1.0 Points

 

A base Nursing essay in numerous pathways is a cascade of alike enzymes acting on each other in continuity. For entreaty, MAP kinase kinase kinase adds a phosphate to MAP kinase kinase, which adds phosphate to MAP kinase, which adds phosphate to another substrate.

 

 

 

What is the custom of using a cascade of enzymes?

 

 

 

 A.Extra genes arrange backup in occurrence the constructer became mutated.

 

 

 

 B.A cascade amplifies output from the constructer distinguished.

 

 

 

 C.There is no custom – “selfish genes” are repeatedly maintained in extrication for reasons unconnected to the character of their encoded proteins.          

 

 D.A cascade is used for timing gone it delays the retort.

 

 

 

Question 8 of 10               1.0/ 1.0 Points

 

Vibrio fischeri are bioluminescent when the population reaches a infallible extent. This is an representation of

 

 

 

 A.population density

 

 

 

 B.quorum sensing

 

 

 

 C.exponential growth

 

 

 

 D.law of growth

 

 

 

 E.binary fission

 

 

 

Question 9 of 10               1.0/ 1.0 Points

 

Since plants keep stubborn cell walls constructed from cellulose, transport of advice and materials among cells is prohibited.

 

 

 

 True

 

 

 

 False

 

 

 

Question 10 of 10             1.0/ 1.0 Points

 

Teeth can keep a biofilm constructed on the manner. Cell distinguisheding obtain

 

 

 

 A.growth cell quantity

 

 

 

 B.account growth saliva production

 

 

 

 C.account apoptosis

 

 

 

 D.account loud cell division

 

 

 

 

 

!

 

Chapter 10- wk 7

 

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Part 1 of 1 -         9.0/ 10.0 Points

 

 

 

Question 1 of 10               1.0/ 1.0 Points

 

Which atom initiates the stammer of the cycle when damaged DNA is detected in G1?

 

 

 

 A.Rb

 

 

 

 B.p53

 

 

 

 C.Cdk/cyclin obscure

 

 

 

 D.p21

 

 

 

 E.E2F

 

 

 

 

 

Question 2 of 10               0.5/ 1.0 Points

 

In which model of referencenal cell(s) would 46 chromosomes be located? Select all that use.

 

 

 

 A. diploid

 

 

 

 B. egg

 

 

 

 C. somatic

 

 

 

 D. gamete

 

 

 

 E. sperm

 

 

 

 F. haploid

 

 

 

 

 

 

 

Question 3 of 10               1.0/ 1.0 Points

 

If there are 8 centromeres in metaphase, how numerous centromeres obtain be give in anaphase?

 

 

 

 A.4

 

 

 

 B.8

 

 

 

 C.16

 

 

 

 D.32

 

 

 

 

 

Question 4 of 10               1.0/ 1.0 Points

 

A liberal cell obtain be established to deal-out owing

 

 

 

 A.a decthread in manner-to-volume reference

 

 

 

 B.an growth in manner-to-volume reference

 

 

 

 C.crowding from narrower cells

 

 

 

 D.liberal cells do not test motionless step

 

 

 

 E.liberal cells use further nutrients than narrow cells

 

 

 

Question 5 of 10               0.5/ 1.0 Points

 

Damaged DNA can theoretically be repaired during which checkpoint. Select all that use.

 

 

 

 A. G1   

 

 B. S

 

 

 

 C. G2

 

 

 

 D. G0   

 

 E. M

 

 

 

 

 

Question 6 of 10               1.0/ 1.0 Points

 

Place the classify of incidents in chromosome packaging from preface to end.

 

 

 

 A.DNA enfold helix, nucleosome, sister chromatids, chromatin

 

 

 

 B.Chromatin, nucleosomes, DNA enfold helix, sister chromatids

 

 

 

 C.DNA enfold helix, chromatin, nucleosomes, sister chromatids

 

 

 

 D.sister chromatids, DNA enfold helix, chromatin, nucleosome

 

 

 

 

 

Question 7 of 10               1.0/ 1.0 Points

 

In erection, there is an exclusion to all government. Of the letter under, which one has a very extraordinary genome that violates the “rule”?

 

 

 

 A.Borrelia burgdorferi, the bacterium chargeable on for Lyme disorder, has a rectilinear genome and up to 21 plasmids.              

 

 B.E. coli, a base bacterium in the referencenal civil, has DNA nucleotides A, T, C, and G, delay solely one OH bunch on the sugar dimidiation.   

 

 C.Humans keep a genome constructed from 23 pairs of rectilinear chromosomes, each of which is so crave that it must be wrapped up and terse into a peculiar erection to fit in the core. 

 

 D.Arabidopsis pollen is haploid, carrying solely one representation each of five rectilinear chromosomes.

 

 

 

Question 8 of 10               1.0/ 1.0 Points

 

When the p53 gene is damaged, which incident may occur?

 

 

 

 A.Cells can deal-out uncontrollobly

 

 

 

 B.Cells obtain fix the DNA ignoring the G1 checkpoint 

 

 C.Cells obtain ignoring the G2 checkpoint

 

 

 

 D.Cells obtain regularly sustain apoptosis

 

 

 

 

 

 

 

 

 

 

 

Question 9 of 10               1.0/ 1.0 Points

 

A cell’s all quantity of methodal advice is the

 

 

 

 A.nucleoid

 

 

 

 B.nucleus

 

 

 

 C.genome

 

 

 

 D.DNA

 

 

 

 

 

Question 10 of 10             1.0/ 1.0 Points

 

If a researcher looks at a cell and notices a rectilinear thread of sister chromatids, which feature are they viewing?

 

 

 

 A.interphase

 

 

 

 B.prophase

 

 

 

 C.prometaphase

 

 

 

 D.metaphase

 

 

 

 E.anaphase

 

 

 

 F.telophase

 

 

 

 

 

 

 

Chapter 11- wk 7

 

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Part 1 of 1 -         5.75/ 10.0 Points

 

 

 

Question 1 of 10               1.0/ 1.0 Points

 

What is an custom of asexual repetition? Select all that use.

 

 

 

 A. it occurs quickly

 

 

 

 B. populates areas rapidly

 

 

 

 C. all organizms are clones

 

 

 

 D. violent genetic dissimilarity

 

 

 

 E. solely insufficiency one parent

 

 

 

 

 

Question 2 of 10               0.0/ 1.0 Points

 

An organism has 36 chromosomes. At the end of meiosis I, each gamete contains

 

 

 

 A.26 chromosomes, 36 chromatids

 

 

 

 B.36 chromosomes, 72 chromtids

 

 

 

 C.18 chromosomes, 36 chromatids

 

 

 

 D.18 chromosomes, 18 chromatids

 

 

 

Question 3 of 10               1.0/ 1.0 Points

 

Which is material in stabilization of homolog pairing and make of crossover in meiotic prophase?

 

 

 

 A.A

 

 

 

 B.B

 

 

 

 C.C

 

 

 

 D.D

 

 

 

 E.E

 

 

 

 

 

Question 4 of 10               1.0/ 1.0 Points

 

Meiosis and sexual repetition growth dissimilarity owing

 

 

 

 A.they are turbulent arrangementes

 

 

 

 B.it allows for populations to accommodate to environmental exchanges

 

 

 

 C.they solely insufficiency one parent

 

 

 

 D.they obtain approximately regularly keep unanalogous posterity arise

 

 

 

 E.they effect posterity extremely quickly

 

 

 

Question 5 of 10               0.75/ 1.0 Points

 

Which incident is alike among profeature I and prophase? Select all that use.

 

 

 

 A. The nuclear membrane begins to disintegrate

 

 

 

 B. Spindle fibers appear

 

 

 

 C. Each chromosome is victorious of two chromatids

 

 

 

 D. Chromosomes condense

 

 

 

 E. Each chromosome has theoretically testd crossover

 

 

 

 F. Tetrads are give

 

 

 

 

 

Question 6 of 10               1.0/ 1.0 Points

 

A liberal race has a fact of multiple aneuploid disorders such as Down Syndrome, trisomy-18 and Klinefelter Syndrome (XXY). The predilection to defects seems to be methodal, but the gene chargeable on is mysterious.

 

What models of canvasser genes would be most likely to guide to aneuploidy if they were mutated?

 

 

 

 A.Genes that are sever of the G1 checkpoint of mitosis.

 

 

 

 B.Genes that encode proteins confused in chiasma make.

 

 

 

 C.Histone genes.

 

 

 

 D.Genes that repress DNA organization.

 

 

 

Question 7 of 10               0.0/ 1.0 Points

 

A nuclear involve does not usually construct environing each set of chromosomes in the haploid daughter cells in _________.

 

 

 

 A.interphase

 

 

 

 B.profeature I

 

 

 

 C.metafeature I

 

 

 

 D.anafeature I

 

 

 

 E.telofeature I

 

 

 

 F.profeature II

 

 

 

 G.metafeature II               

 

 H.anafeature II

 

 

 

 I.telofeature II

 

 

 

 J.cytokinesis

 

 

 

 

 

Question 8 of 10               0.0/ 1.0 Points

 

Which erection is divided by microtubules resulting in sister chromatids?

 

 

 

 

 

 A.A

 

 

 

 B.B

 

 

 

 C.C

 

 

 

 D.D

 

 

 

Question 9 of 10               1.0/ 1.0 Points

 

Which describes the homogeneity among gametes and spores?

 

 

 

 A.gametes can melt to befit a zygote, but spores can disclose into organisms delayout constructing a zygote         

 

 B.gametes, not spores, can solely tend to genetic dissimilarity in populations

 

 

 

 C.gametes are regularly haploid and spores are regularly diploid

 

 

 

 D.gametes conclude rectilinearly from sporophytes to disclose into gametophytes

 

 

 

 

 

 

 

 

 

Question 10 of 10             0.0/ 1.0 Points

 

How does metafeature in meiosis I and meiosis II vary?

 

 

 

 A.Sister chromatids are on the metafeature concoction in meiosis I and tetrads are on the metafeature concoction in meiosis II.          

 

 B.Homologous chromosomes thread up in meiosis I and duplicated chromosomes thread up in meiosis II.       

 

 C.All chromatids are the equitable selfselfidentical in meiosis I and vary in meiosis II due to fractions assortment              

 

 D.The ploidy plane debris the selfselfidentical in meiosis I but obtain be diminishd in meiosis II.