Jul 10th, 2020

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 concerned delay pumping protons to the intermembrane distance?

A.multifold I

B.multifold II

C.multifold III

D.multifold 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 raze phosphorylation

Question 3 of 10 0.0/ 1.0 Points

When has glucose been broken down from its pristine 6 carbon monad to 6 monads 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.succinctness of acetyle-CoA delay oxaloacetate

Question 4 of 10 0.0/ 1.0 Points

In gluconeogenesis, organisms use ATP to pershape glucose, then in cellular respiration they fracture down the glucose intermittently to get vital-force. Why not normal abundance the ATP? (Select all that dedicate.)

A. ATP does not bear proud-vital-force bonds.

B. ATP is not vital-force slow plenty.

C. ATP merely has vital-force behind it is activated by glucose.

D. ATP merely has vital-force when it is steadfast to glucose.

E. ATP is not steadfast plenty.

F. ATP delayout a cofactor shapes crystaloutthread organizations.

G. Using glucose nearestly to might enzymes is over efficient.

Question 5 of 10 0.0/ 1.0 Points

Molecules engenderd from butter gain 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 good-tempered-tempered biological oxidizing deputy?

Fe3+

C.NAD+

D.FAD

Question 7 of 10 1.0/ 1.0 Points

What vitamin derivative accepts hydrogen for multifold I during ETC?

A.thiamine

B.riboflavin

C.niacin

D.pantothenic acid

Question 8 of 10 1.0/ 1.0 Points

____________ carbon dioxide monads are fond 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 picturesque as ____________ .

A.beta oxidation

B.demination

C.lipolysis

D.glycolysis

Question 10 of 10 1.0/ 1.0 Points

Assuming 2 ATPs are done per FADH2, how frequent ATPs gain be done in oxidative phosphorylation per glucose monad?

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 vital-force in prescribe from origin 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-trusting reactions fix NADPH and oxygen by ________________ .

A.oxidation

B.reduction

C.oxidation and reduction

Question 3 of 10 1.0/ 1.0 Points

The thoughtless fractions reactions are bringing consequently they

A.pershape ATP and NADPH

B.transmute CO2 into glucose

C.allot H2O to fruit electrons

D.exempt O2

Question 4 of 10 1.0/ 1.0 Points

P700 pristine conveys an electron through chlorophyll and a jump

A.quinone

B.ferredoxin

C.2Fe-2S

D.plastocyanin

Question 5 of 10 0.0/ 1.0 Points

Protons from electron bliss gain heap in the

A.stroma

B.intermembrane distance

C.matrix

D.thylakoid lumen

Question 6 of 10 1.0/ 1.0 Points

Organic monads are made in the _______________ .

A.thoughtless trusting reactions

B.Calvin cycle

C.Krebs cycle

D.glycolysis

Question 7 of 10 1.0/ 1.0 Points

What announcement shows the conformity unformed chloroplasts and mitochondria?

A.twain exempt carbon dioxide

B.twain engender ATP by proton gradient

C.twain narrow NADP+

D.twain use oxygen as the definite electron acceptor

Question 8 of 10 1.0/ 1.0 Points

What properties are explicit by wavelengths? Select all that dedicate.

A. Red assumes shabby vital-force

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

C. Green is profitable in assumeing thoughtless during photosynthesis

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

E. Chlorophyll b assumes a lot of vital-force from 460nm wavelengths

F. Chlorophyll a reflects red thoughtless well

Question 9 of 10 1.0/ 1.0 Points

If rubisco does not part properly, what enjoin would be improbable?

A.force to fix carbon

B.force to allot water

C.force to narrow NADP+

D.force to assume photons

Question 10 of 10 1.0/ 1.0 Points

____________ membranes can be fix 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.coerce of gene indication

B.determination of DNA duplication

C.ATP into cAMP

D.collocation of glycogen

Question 2 of 10 1.0/ 1.0 Points

Cell deportment receptors bear three estates delay incongruous roles. Match each role to the estate that is binding.

A. Hydrophobic estate

B. Extracellular estate

C. Cytosolic estate

________________________________________

1. Binds the conspicuousing monad ________

2. Sends conformational transmute through the plasma membrane ________

3. Interacts delay downstream conspicuousing cascade ________

Question 3 of 10 0.0/ 1.0 Points

If calcium razes are low, cAMP distillation acceptions which brings to collocation and exempt of parathyroid hormone. cAMP acts as a(n)

A.enzyme

B.phosphorylating deputy

C.ligand

D.cooperate 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 succor regulated gene indication by

A.moving mRNA into the cytoplasm

B.translation

C.DNA collocation

D.protein activation

Question 7 of 10 1.0/ 1.0 Points

A vulgar disquisition in frequent pathways is a cascade of correspondent enzymes acting on each other in series. For occurrence, 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 boon of using a cascade of enzymes?

A.Extra genes get backup in predicament the pristine became mutated.

B.A cascade amplifies output from the pristine conspicuous.

C.There is no boon – “selfish genes” are repeatedly maintained in separation for reasons not allied to the part of their encoded proteins.

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

Question 8 of 10 1.0/ 1.0 Points

Vibrio fischeri are bioluminescent when the population reaches a unmistakable extent. This is an pattern of

A.population density

B.quorum sensing

C.exponential growth

D.origin of growth

E.binary fission

Question 9 of 10 1.0/ 1.0 Points

Since plants bear tough cell walls shapeed from cellulose, convey of knowledge and materials among cells is prohibited.

True

False

Question 10 of 10 1.0/ 1.0 Points

Teeth can bear a biofilm shapeed on the deportment. Cell conspicuousing gain

A.acception cell quantity

B.inducement acception saliva production

C.inducement apoptosis

D.inducement violent 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 monad initiates the stand-still of the cycle when injured DNA is detected in G1?

A.Rb

B.p53

C.Cdk/cyclin multifold

D.p21

E.E2F

Question 2 of 10 0.5/ 1.0 Points

In which mark of cosmical cell(s) would 46 chromosomes be located? Select all that dedicate.

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 frequent centromeres gain be exhibit in anaphase?

A.4

B.8

C.16

D.32

Question 4 of 10 1.0/ 1.0 Points

A comprehensive cell gain be established to allot consequently

A.a subside in deportment-to-volume bearing

B.an acception in deportment-to-volume bearing

C.crowding from trivialer cells

D.comprehensive cells do not experiment immovable extent

E.comprehensive cells use over nutrients than trivial cells

Question 5 of 10 0.5/ 1.0 Points

Damaged DNA can hypothetically be repaired during which checkpoint. Select all that dedicate.

A. G1

B. S

C. G2

D. G0

E. M

Question 6 of 10 1.0/ 1.0 Points

Place the prescribe of incidents in chromosome packaging from opening 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 sort, there is an exclusion to integral administration. Of the tone under, which one has a very unwonted genome that violates the “rule”?

A.Borrelia burgdorferi, the bacterium binding for Lyme ailment, has a direct genome and up to 21 plasmids.

B.E. coli, a vulgar bacterium in the cosmical domestic, has DNA nucleotides A, T, C, and G, delay merely one OH assemblage on the sugar moiety.

C.Humans bear a genome shapeed from 23 pairs of direct chromosomes, each of which is so covet that it must be wrapped up and brief into a distinctive organization to fit in the center.

D.Arabidopsis pollen is haploid, carrying merely one vision each of five direct chromosomes.

Question 8 of 10 1.0/ 1.0 Points

When the p53 gene is injured, which incident may betide?

A.Cells can allot uncontrollobly

B.Cells gain fix the DNA ignoring the G1 checkpoint

C.Cells gain ignoring the G2 checkpoint

D.Cells gain frequently sustain apoptosis

Question 9 of 10 1.0/ 1.0 Points

A cell’s unimpaired quantity of outlineal knowledge 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 nearest outoutthread 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 service of asexual multiplicity? Select all that dedicate.

A. it occurs quickly

B. populates areas rapidly

C. all organizms are clones

D. proud genetic dissonance

E. merely want 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 bringing in stabilization of homolog pairing and construction 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 multiplicity acception dissonance consequently

A.they are savage enjoines

B.it allows for populations to commingle to environmental transmutes

C.they merely want one parent

D.they gain approximately frequently bear incongruous manifestation arise

E.they amount manifestation exceedingly quickly

Question 5 of 10 0.75/ 1.0 Points

Which incident is correspondent among profeature I and prophase? Select all that dedicate.

A. The nuclear membrane begins to disintegrate

B. Spindle fibers appear

C. Each chromosome is secure of two chromatids

D. Chromosomes condense

E. Each chromosome has hypothetically experimentd crossover

F. Tetrads are exhibit

Question 6 of 10 1.0/ 1.0 Points

A comprehensive rise has a truth of multiple aneuploid ailments such as Down Syndrome, trisomy-18 and Klinefelter Syndrome (XXY). The predilection to defects seems to be inherited, but the gene binding is unrecognized.

What marks of petitioner genes would be most likely to bring to aneuploidy if they were mutated?

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

B.Genes that encode proteins concerned in chiasma construction.

C.Histone genes.

D.Genes that coerce DNA collocation.

Question 7 of 10 0.0/ 1.0 Points

A nuclear mystify does not usually shape about 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 organization is disconnected 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 conformity among gametes and spores?

A.gametes can melt to beseem a zygote, but spores can lay-open into organisms delayout shapeing a zygote

B.gametes, not spores, can merely assist to genetic dissonance in populations

C.gametes are frequently haploid and spores are frequently diploid

D.gametes after nearestly from sporophytes to lay-open 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 extract in meiosis I and tetrads are on the metafeature extract in meiosis II.

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

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

D.The ploidy raze offscourings the identical in meiosis I but gain be narrowd in meiosis II.