Jul 12th, 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 implicated behind a while pumping protons to the intermembrane interspace?

A.many-sided I

B.many-sided II

C.many-sided III

D.many-sided 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 spiritless down from its primordial 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.coherence of acetyle-CoA behind a while oxaloacetate

Question 4 of 10 0.0/ 1.0 Points

In gluconeogenesis, organisms use ATP to result glucose, then in cellular respiration they burst down the glucose anew to get apparition. Why not regular accumulation the ATP? (Select all that engage.)

A. ATP does not own eminent-apparition bonds.

B. ATP is not apparition stolid sufficient.

C. ATP solely has apparition behind it is activated by glucose.

D. ATP solely has apparition when it is stanch to glucose.

E. ATP is not stanch sufficient.

F. ATP behind a whileout a cofactor fashions pellucid edifices.

G. Using glucose instantly to force enzymes is past efficient.

Question 5 of 10 0.0/ 1.0 Points

Molecules begetd from butter gain penetrate 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 delegate?

Fe3+

C.NAD+

D.FAD

Question 7 of 10 1.0/ 1.0 Points

What vitamin derivative accepts hydrogen for divers-sided 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 given 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 illustrative 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 divers ATPs gain be performed 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 progress of apparition in dispose from fountain 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 establish NADPH and oxygen by ________________ .

A.oxidation

B.reduction

C.oxidation and reduction

Question 3 of 10 1.0/ 1.0 Points

The thoughtless recalcitrant reactions are material accordingly they

A.result ATP and NADPH

B.appropriate CO2 into glucose

C.burst H2O to harvest electrons

D.free O2

Question 4 of 10 1.0/ 1.0 Points

P700 primary transplants an electron through chlorophyll and a skip

A.quinone

B.ferredoxin

C.2Fe-2S

D.plastocyanin

Question 5 of 10 0.0/ 1.0 Points

Protons from electron rapture gain collect in the

A.stroma

B.intermembrane interspace

C.matrix

D.thylakoid lumen

Question 6 of 10 1.0/ 1.0 Points

Organic monads are made in the _______________ .

A.thoughtless subject reactions

B.Calvin cycle

C.Krebs cycle

D.glycolysis

Question 7 of 10 1.0/ 1.0 Points

What announcement shows the niggardlyity discurrent chloroplasts and mitochondria?

A.twain free carbon dioxide

B.twain beget ATP by proton gradient

C.twain bring NADP+

D.twain use oxygen as the latest electron acceptor

Question 8 of 10 1.0/ 1.0 Points

What properties are unraveled by wavelengths? Select all that engage.

A. Red retains trivial apparition

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

C. Green is suited in retaining thoughtless during photosynthesis

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

E. Chlorophyll b retains a lot of apparition from 460nm wavelengths

F. Chlorophyll a reflects red thoughtless well

Question 9 of 10 1.0/ 1.0 Points

If rubisco does not employment suitably, what way would be unnatural?

A.force to fix carbon

B.force to burst water

C.force to bring NADP+

D.force to retain photons

Question 10 of 10 1.0/ 1.0 Points

____________ membranes can be institute 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.guide of gene indication

B.habit of DNA duplication

C.ATP into cAMP

D.edifice of glycogen

Question 2 of 10 1.0/ 1.0 Points

Cell deportment receptors own three lordships behind a while contrariant roles. Match each role to the lordship that is legal.

A. Hydrophobic lordship

B. Extracellular lordship

C. Cytosolic lordship

________________________________________

1. Binds the eminenting monad ________

2. Sends conformational substitute through the plasma membrane ________

3. Interacts behind a while downstream eminenting cascade ________

Question 3 of 10 0.0/ 1.0 Points

If calcium planes are low, cAMP apparition extensions which guides to edifice and free of parathyroid hormone. cAMP acts as a(n)

A.enzyme

B.phosphorylating delegate

C.ligand

D.second messenger

Question 4 of 10 1.0/ 1.0 Points

Diacylglycerol and inositol triphosphate are freed 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.affecting mRNA into the cytoplasm

B.translation

C.DNA edifice

D.protein activation

Question 7 of 10 1.0/ 1.0 Points

A base thesis in divers pathways is a cascade of niggardly enzymes acting on each other in consequence. For prompting, 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 good of using a cascade of enzymes?

A.Extra genes yield backup in contingency the primordial became mutated.

B.A cascade amplifies output from the primordial eminent.

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

D.A cascade is used for timing since it delays the rejoinder.

Question 8 of 10 1.0/ 1.0 Points

Vibrio fischeri are bioluminescent when the population reaches a convinced greatness. This is an observation of

A.population density

B.quorum sensing

C.exponential growth

D.maxim of growth

E.binary fission

Question 9 of 10 1.0/ 1.0 Points

Since plants own suitable cell walls fashioned from cellulose, transplant of knowledge and materials among cells is prohibited.

True

False

Question 10 of 10 1.0/ 1.0 Points

Teeth can own a biofilm fashioned on the deportment. Cell eminenting gain

A.extension cell quantity

B.reason extension saliva production

C.reason apoptosis

D.reason tempestuous 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 hold of the cycle when injured DNA is detected in G1?

A.Rb

B.p53

C.Cdk/cyclin divers-sided

D.p21

E.E2F

Question 2 of 10 0.5/ 1.0 Points

In which mold of anthropological cell(s) would 46 chromosomes be located? Select all that engage.

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 divers centromeres gain be offer in anaphase?

A.4

B.8

C.16

D.32

Question 4 of 10 1.0/ 1.0 Points

A big cell gain be established to segregate accordingly

A.a diminish in deportment-to-volume kindred

B.an extension in deportment-to-volume kindred

C.crowding from minuteer cells

D.big cells do not habit unalterable quantity

E.big cells use past nutrients than minute cells

Question 5 of 10 0.5/ 1.0 Points

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

A. G1

B. S

C. G2

D. G0

E. M

Question 6 of 10 1.0/ 1.0 Points

Place the dispose of results in chromosome packaging from source to end.

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

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

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

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

Question 7 of 10 1.0/ 1.0 Points

In essence, there is an qualification to perfect government. Of the record under, which one has a very remarkable genome that violates the “rule”?

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

B.E. coli, a base bacterium in the anthropological interior, has DNA nucleotides A, T, C, and G, behind a while solely one OH assemblage on the sugar bisection.

C.Humans own a genome fashioned from 23 pairs of direct chromosomes, each of which is so crave that it must be patent up and epigrammatic into a proper edifice to fit in the core.

D.Arabidopsis pollen is haploid, carrying solely one observation each of five direct chromosomes.

Question 8 of 10 1.0/ 1.0 Points

When the p53 gene is injured, which result may bechance?

A.Cells can segregate uncontrollobly

B.Cells gain fix the DNA ignoring the G1 checkpoint

C.Cells gain ignoring the G2 checkpoint

D.Cells gain regularly experience apoptosis

Question 9 of 10 1.0/ 1.0 Points

A cell’s unimpaired total of inherited 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 unswerving cord of sister chromatids, which face 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 multitude? Select all that engage.

A. it occurs quickly

B. populates areas rapidly

C. all organizms are clones

D. eminent genetic dissonance

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 shape 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 multitude extension dissonance accordingly

A.they are tumultuous wayes

B.it allows for populations to mold to environmental substitutes

C.they solely insufficiency one parent

D.they gain almost regularly own contrariant consequence arise

E.they result consequence extremely quickly

Question 5 of 10 0.75/ 1.0 Points

Which result is niggardly among proface I and prophase? Select all that engage.

A. The nuclear membrane begins to disintegrate

B. Spindle fibers appear

C. Each chromosome is right of two chromatids

D. Chromosomes condense

E. Each chromosome has theoretically habitd crossover

F. Tetrads are offer

Question 6 of 10 1.0/ 1.0 Points

A big nativity has a narrative of multiple aneuploid disorders such as Down Syndrome, trisomy-18 and Klinefelter Syndrome (XXY). The predilection to defects seems to be inherited, but the gene legal is mysterious.

What molds of applicant genes would be most slight to guide to aneuploidy if they were mutated?

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

B.Genes that encode proteins implicated in chiasma shape.

C.Histone genes.

D.Genes that guide DNA edifice.

Question 7 of 10 0.0/ 1.0 Points

A nuclear conceal does not usually fashion encircling each set of chromosomes in the haploid daughter cells in _________.

A.interphase

B.proface I

C.metaface I

D.anaface I

E.teloface I

F.proface II

G.metaface II

H.anaface II

I.teloface II

J.cytokinesis

Question 8 of 10 0.0/ 1.0 Points

Which edifice is disjoined 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 niggardlyity among gametes and spores?

A.gametes can melt to beseem a zygote, but spores can unravel into organisms behind a whileout fashioning a zygote

B.gametes, not spores, can solely give to genetic dissonance in populations

C.gametes are regularly haploid and spores are regularly diploid

D.gametes conclude instantly from sporophytes to unravel into gametophytes

Question 10 of 10 0.0/ 1.0 Points

How does metaface in meiosis I and meiosis II vary?

A.Sister chromatids are on the metaface platter in meiosis I and tetrads are on the metaface platter in meiosis II.

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

C.All chromatids are the suitable corresponding in meiosis I and vary in meiosis II due to recalcitrant assortment

D.The ploidy plane offscourings the corresponding in meiosis I but gain be bringd in meiosis II.