2) each of the complying with statements concerning the gram-positive cell wall surface is true EXCEPT

A) the maintains the form of the cell.

You are watching: Which of the following organelles most closely resembles a prokaryotic cell

B) the is perceptible to lysozyme.

C) the protects the cell in a hypertonic environment.

D) it includes teichoic acids.

E) that is sensitive to penicillin.


3) i beg your pardon of the adhering to statements ideal describes what happens when a bacterial cabinet is inserted in a systems containing 5% NaCl?

A) Sucrose will move into the cabinet from a greater to a lower concentration. B) The cell will certainly undergo osmotic lysis. C) Water will relocate out of the cell. D) Water will certainly move into the cell. E) No readjust will result; the solution is isotonic.

4) A gram-positive bacterium unexpectedly acquires resistance come the antibiotic methicillin. This trait many likely emerged due to salvation of new genetic information through

A) conjugation. B) binary fission. C) meisosis. D) transformation. E) transduction.

5) by which of the complying with mechanisms can a cell move a problem from a lower to a greater concentration?

A) an easy diffusion B) assisted in diffusion C) active transport D) extracellular enzyme E) aquaporins

6) which of the following is not a common characteristic of most bacterial plasma membranes?

A) website of power production B) written of a phospholipid bilayer C) consists of proteins D) consists of cholesterol E) is selectively permeable

7) Which among the complying with organisms has a cabinet wall?

A) protoplasts

B) fungi

C) l forms

D) mycoplasmas

E) pet cells


8) which of the adhering to statements is TRUE?

A) Endospores room for reproduction.

B) Endospores permit a cell to make it through environmental changes by creating a dormant duration with no growth.

C) Endospores are conveniently stained in a Gram stain.

D) A cabinet produces one endospore and keeps growing.

E) A cell deserve to produce many endospores.


9) i m sorry of the complying with pairs is mismatched?

A) absorbent reticulum — internal transport

B) Golgi complicated — secretion

C) mitochondria — ATP production

D) centrosome — food storage

E) lysosome — cradle enzymes


10) i m sorry of the complying with organelles most carefully resembles a prokaryotes cell?

A) nucleus

B) mitochondrion

C) Golgi complex

D) vacuole

E) cabinet wall


\"*\"

11) Which illustration in figure 4.1 is a tetrad?

A) a

B) b

C) c

D) d

E) e


\"*\"

12) Which drawing in figure 4.1 own an axial filament?

A) a

B) b

C) c

D) d

E) e


\"*\"

13) Which drawing in number 4.1 is streptococci?

A) a

B) b

C) c

D) d

E) e


14) Antibiotics the target cell wall synthesis ultimately cause bacterial cell fatality as a result of

A) osmotic lysis.

B) inhibition of molecule transport.

C) diminished synthesis that plasma membrane.

D) plasmolysis.

E) cell shrinkage.


15) Bacteria are a typically used organism for research studies of genetic material in the research study laboratory. The main point acids must very first be isolated from the cells because that these studies. I m sorry of the following would most most likely be offered to lyse gram-positive bacter cells because that nucleic mountain isolation?A) lysozymeB) polymixinsC) alcoholD) waterE) mycolic acid


16) i beg your pardon of the complying with statements about gram-negative cell wall surfaces is FALSE?

A) They protect the cabinet in a hypotonic environment.

B) They have an extra external layer written of lipoproteins, lipopolysaccharides, and also phospholipids.

C) They room toxic come humans.

D) They room sensitive come penicillin.

E) their Gram reaction is as result of the external membrane.


17) i beg your pardon of the adhering to structures is NOT uncovered in part prokaryotic cells?

A) flagellum B) axial filament C) cilium D) pilus E) peritrichous flagella

18) features of the glycocalyx include every one of the adhering to EXCEPT

A) biofilm formation.

B) enhanced virulence.

C) source of nutrition.

D) protection against dehydration.

E) binary fission.


19) Which framework acts prefer an \"invisibility cloak\" and also protects bacteria from being phagocytized?

A) slime layer

B) fimbriae

C) capsule

D) cell membrane

E) cabinet wall


20) i m sorry of the following is NOT part of the passive transfer process?

A) plasma membrane

B) transporter proteins

C) ATP

D) concentration gradient

E) aquaporins


\"*\"

Which of the complying with terms finest describes the cell in figure 4.2?

A) peritrichous flagella

B) amphitrichous flagella

C) lophotrichous flagella

D) monotrichous flagellum

E) axial filament


22) In bacteria, photosynthesis pigments are uncovered in

A) chloroplasts.

B) cytoplasm.

C) chromatophores.

D) mesosomes.

E) ribosomes.


23) The distinction between straightforward diffusion and facilitated diffusion is that assisted in diffusion

A) moves materials from a higher to a lower concentration.

B) moves products from a lower to a greater concentration.

C) requires ATP.

D) needs transporter proteins.

E) walk not call for ATP.


24) The terms \"run\" and \"tumble\" are generally linked with

A) cell wall surface fluidity.

B) taxic movements of the cabinet in response to attractants or repellents.

C) clustering properties of certain rod-shaped bacteria.

D) cell membrane synthesis.


25) You have isolated a motile, gram-positive cell through no clearly shows nucleus. You have the right to safely assume the the cell

A) has 9 bag + 2 flagella.

B) has actually a mitochondrion.

C) has actually a cabinet wall.

D) stays in severe environment.

E) has actually cilia.


26) Fimbriae and pili differ in that

A) over there are just one or 2 pili every cell.

B) pili are provided for motility.

C) chili are offered to transfer DNA.

D) chili are supplied for transfer of DNA and also motility.

E) chili are offered for attachments to surfaces.


\"*\"

27) In number 4.3, i m sorry diagram the a cell wall surface is a gram-negative cell wall?

A) a

B) b

C) both a and b

D) neither a nor b

E) The answer can not be determined based on the information provided.


\"*\"

28) In number 4.3, i beg your pardon diagram the a cell wall possesses lipid A/endotoxin responsible for symptoms associated with infection?

A) a

B) b

C) both a and b

D) no a no one b

E) The answer cannot be determined based upon the information provided.


\"*\"

29) In number 4.3, which diagram of a cell wall surface has a structure that protects versus osmotic lysis?

A) a

B) b

C) both a and b

D) no a nor b

E) The answer can not be determined based on the details provided.


\"*\"

30) In figure 4.3, i beg your pardon diagram that a cell wall surface is decolorized by alcohol?

A) a

B) b

C) both a and also b

D) neither a no one b

E) The answer cannot be determined based upon the info provided.


\"*\"

31) In number 4.3, i m sorry diagram the a cell wall is resistant to countless antibiotics (e.g., penicillin)?

A) a

B) b

C) both a and b

D) neither a nor b

E) The answer cannot be determined based on the information provided.


\"*\"

32) In number 4.3, i m sorry diagram of a cell wall contains teichoic acids?

A) a

B) b

C) both a and also b

D) no a nor b

E) The answer can not be determined based upon the information provided.


33) In figure 4.3, i m sorry diagram of a cell wall contains porins?

A) a

B) b

C) both a and also b

D) neither a nor b

E) The answer can not be determined based on the details provided.


34) Where are phospholipids many likely discovered in a prokaryotes cell?

A) flagella

B) roughly organelles

C) the plasma membrane

D) ribosomes

E) the plasma membrane and also around organelles


35) Where room phospholipids many likely discovered in a eukaryotic bio cell?

A) neighboring flagella

B) about organelles

C) the plasma membrane

D) ribosomes

E) the plasma membrane, roughly organelles, and also surrounding flagella


36) i m sorry of the following is NOT found or observed to take place in both mitochondria and prokaryotes?

A) circular chromosome

B) 70S ribosomes

C) cabinet wall

D) binary fission

E) ATP-generating mechanism


37) i beg your pardon of the following statements is correct about passive diffusion?

A) It calls for an expenditure of power by the cell.

B) that is a procedure in i beg your pardon molecules relocate from a an ar of higher concentration come a region of reduced concentration (or down a concentration gradient).

C) that is a process in i m sorry molecules relocate from a an ar of reduced concentration to one of higher concentration (or increase a concentration gradient).

D) It may require a carry protein.

E) It requires movement that molecules under a concentration gradient and also may require a move protein.


Answer: E


38

38) Oxygen crosses a plasma membrane

A) by osmosis.

B) through simple diffusion.

C) through the help of a nonspecific transporter.

D) through helped with diffusion.

E) v porins.


Answer: B


39

39) In a hypertonic solution, a bacterial cell will typically

A) lyse.

B) burst.

C) stay the same.

D) plasmolyze.

E) osmolyze.


Answer: D


40

40) What will take place if a bacterial cabinet is pretreated with a lysozyme solution, then put in distilled water?

A) The cell will plasmolyze.

B) The cell will undergo osmotic lysis.

C) Water will certainly leave the cell.

D) Lysozyme will certainly diffuse into the cell.

E) No readjust will result; the equipment is isotonic.


Answer: B


41

41) just how do spirochetes and spirilla differ?

A) Spirochetes perform not have actually a cell wall surface but spirilla do.

B) Spirilla are discovered in chain of cell whereas spirochetes exist as individual cells.

C) Spirilla have actually an external flagella but spirochetes have actually axial filaments.

D) Spirochetes have actually a rigid, corkscrew form while spirilla space helical and much more flexible.

See more: How To Get Color Rush Uniforms On Madden 17, Does Madden 17 Have Color Rush For Xbox 360/Ps3

E) Spirochetes and also spirilla room basically the same organisms and the terms deserve to be supplied interchangeably.


Answer: C


42

42) Which one of the complying with pairs is mismatched?

A) metachromatic granules - phosphate storage

B) lipid inclusions - energy reserve

C) ribosome - carbon storage

D) sulfur granules - energy reserve

E) gas vacuoles - flotation


Answer: C


43

43) i beg your pardon of the following are NOT power reserves?

A) carboxysomes

B) polysaccharide granules

C) lipid inclusions

D) ribosomes

E) metachromatic granules


Answer: A


44

44) which of the following is no a functionally analogous pair?

A) nucleus -nucleiod an ar B) mitochondria - prokaryotes plasma membrane C) chloroplastic - thylakoids D) cilia - chili E) 9+2 flagella - bacterial flagella

Answer: D