5) Which of the adhering to statements about members of the Kingdom Plantae is FALSE?

A) They are multicellular.

You are watching: Which of the following best defines a strain?

B) They are created of eukaryotic cells.

C) They undergo photosynthesis.

D) They use organic carbon resources.

E) They synthesize organic molecules.


6) Which of the complying with statements about the members of the Kingdom Animalia is FALSE?

A) They are multicellular.

B) They are written of eukaryotic cells.

C) They undergo photosynthesis.

D) They ingest nutrients via a mouth.

E) They are heterotrophs.


7) A genus can finest be characterized as

A) a taxon written of households.

B) a taxon written of one or more species and a classification level lying listed below household.

C) a taxon belonging to a varieties.

D) a taxon made up of classes.

E) the a lot of particular taxon.


8) A bacterial species differs from a species of eukaryotic organisms in that a bacterial species

A) does not breed through various other species.

B) has a minimal geographical circulation.

C) deserve to be distinguiburned from various other bacterial species.

D) is a population of cells through equivalent characteristics.

E) breeds with its very own species.


9) Which of the following is the best proof for a three-domajor system?

A) Nucleotide sequences in ribosomal RNA differ in between all 3 domains.

B) Tright here are three distinctly different sets of metabolic reactions.

C) Tright here are three distinctly various Gram reactions.

D) Some bacteria live in extreme settings.

E) There are 3 distinctly different forms of nuclei.


10) A biochemical test, in the microbiology civilization, is provided to determine

A) staining qualities.

B) amino acid sequences of enzymes.

C) nucleic acid-base complace of DNA sequences.

D) capability of a microbe to perform a specific enzymatic task.

E) All of the answers are correct.


11) Which of the following is NOT based on nucleic-acid hybridization?

A) DNA chip

B) FISH

C) PCR

D) Southern blotting

E) Western blotting


12) The phylogenetic classification of bacteria is based on

A) cell morphology.

B) Gram reaction.

C) rRNA sequences.

D) habitat.

E) illness.


13) Which of the following statements is a factor for NOT classifying viroffers in among the three

domains of life (Bacteria, Archaea, Eukarya) fairly than in a fourth separate domain?

A) Some virprovides have the right to incorporate their genome into a host"s genome.

B) Viruses straight anabolic pathmeans of organize cells.

C) Virsupplies are obligate parasites.

D) Virprovides are not created of cells.

E) All of the answers are correct.


14) Which of the complying with offers taxonomic indevelopment that includes the information obtained in the others listed?

A) nucleic acid hybridization

B) nucleic acid-base composition

C) amino acid sequencing

D) biochemical tests

E) cladogram


15) Fossil proof shows that prokaryotic cells first existed on the Earth

A) 350 years earlier.

B) 3500 years earlier.

C) 35000 years back.

D) 3.5 billion years earlier.

E) 3.5 × 1012years back.


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16) In Figure 10.1, species "c." is the majority of closely related to which of the following?

A) a

B) b

C) c

D) d

E) e


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17) In Figure 10.1, the closest ancestor for both species "a." and species "b." would be which of the following?

A) 1

B) 2

C) 3

D) 4

E) 5


18) Protists are a diverse group of organisms that are similar in

A) rRNA sequences.

B) metabolic type.

C) motility.

D) ecology.

E) None of the answers is correct.


19) In the scientific name Enterobacter aerogenes, Enterobacter is the

A) certain epithet.

B) genus.

C) household.

D) order.

E) kingdom.


20) The plan of organisms right into taxa

A) shows levels of relatedness between organisms.

B) mirrors relationships to common ancestors.

C) was designed by Charles Darwin.

D) is arbitrary.

E) is based on evolution.


21) Bacteria and Archaea are similar in which of the following?

A) peptidoglydeserve to cell walls

B) methionine as the start signal for protein synthesis

C) sensitivity to antibiotics

D) considered prokaryotic cells

E) plasma membrane ester linkage


22) Which of the adhering to best defines a strain in microorganic terms?

A) a pure culture that is not entirely the same to other cultures of the same species

B) a group of organisms via a limited geographical distribution

C) a blended populace of cells,genetically distinct, yet via very similar phenotypic characteristics

D) groups of cells all obtained from and the same to a solitary parent species

E) very same as a species


23) Serological experimentation is based on the reality that

A) all bacteria have the same antigens.

B) antibodies react especially with an antigen.

C) the human body makes antibodies versus bacteria.

D) antibodies cause the development of antigens.

E) bacteria clump together once mixed through any type of antibodies.


24) Phage keying is based upon the truth that

A) bacteria are destroyed by viroffers.

B) virprovides reason disease.

C) bacterial virprovides attack just members of a certain species.

D) Staphylococcus reasons infections.

E) phages and also bacteria are related.


25) Organism A has actually 70 moles % G+C, and organism B has 40 moles % G+C. Which of the following can be concluded from these data?

A) The two organisms are associated.

B) The two organisms are unconnected.

C) The organisms make completely different enzymes.

D) Their nucleic acids will entirely hybridize.

E) None of the answers is correct.


26) Nucleic acid hybridization is based upon the truth that

A) the strands of DNA deserve to be separated.

B) a chromosome is created of complementary strands.

C) pairing between complementary bases occurs.

D) DNA is created of genes.

E) all cells have DNA.


27) One of the many popular taxonomic tools is DNA fingerprinting to develop prodocuments of organisms. These prorecords carry out direct indevelopment about

A) enzymatic tasks.

B) protein composition.

C) the existence of particular genes.

D) antigenic composition.

E) the similarities between nucleotide sequences.


28) All of the following statements are factors why fluorescent in situ hybridization (FISH) has end up being a valuable tool for ecological microbiologists EXCEPT

A) it permits for detection of uncultured microbes.

B) it demonstprices the diversity of microbes in an atmosphere.

C) it allows observation of microbes in their organic environment in association via various other microbes.

D) it enables one to obtain pure societies of microbes.

E) All of the answers are correct.


29) Which of the complying with criteria is the majority of beneficial in determining whether 2 organisms are related?

A) Both ferment lactose.

B) Both are gram-positive.

C) Both are motile.

D) Both are aerobic.

E) Each answer is equally vital.


30) A clone is

A) genetically the same cells acquired from a single cell.

B) a genetically engineered cell.

C) a taxon created of species.

D) a mound of cells on an agar tool.

E) None of the answers is correct.


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In Figure 10.2, which figure shows the most very closely connected organisms?

A) a

B) b

C) c

D) d

E) e


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32) In Table 10.1, which attributes are uncovered in practically all eukarya?

A) 2, 3, 5

B) 1, 4, 6

C) 3, 5

D) 2, 3

E) 1, 2, 5


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33) In Table 10.1, which feature(s) is (are) found just in prokaryotes?

A) 1, 2, 3

B) 4, 6

C) 2

D) 1

E) 2, 4, 5


34) Into which group would you location a multicellular heterotroph through chitin cell walls?

A) Animalia

B) Archaea

C) Bacteria

D) Fungi

E) Plantae


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In Figure 10.3, which 2 are many very closely related?

A) 1 and 3

B) 2 and 4

C) 3 and also 5

D) 2 and 5

E) 4 and also 5


36) Into which group would certainly you location a photosynthetic cell that lacks a nucleus?

A) Animalia

B) Bacteria

C) Fungi

D) Plantae

E) Protista


37) You found a unicellular organism that lacks a nucleus and also peptidoglycan. You suspect the organism is in the group

A) Animalia.

B) Archaea.

C) Bacteria.

D) Fungi.

E) Plantae.


38) Into which team would certainly you area a unicellular organism that has 70S ribosomes and a peptidoglycan cell wall?

A) Animalia

B) Bacteria

C) Fungi

D) Plantae

E) Protist


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39) Use the dichotomous key in Table 10.2 to determine a gram-negative cell that ferments lactose and supplies citric acid as its single carbon source.

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A) Citrobacter

B) Escherichia

C) Lactobacillus

D) Pseudomonas

E) Staphylococcus


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40) Use the dichotomous crucial in Table 10.2 to determine a gram-negative coccus.

A) Neisseria

B) Pseudomonas

C) Staphylococcus

D) Streptococcus

E) Micrococcus


41) Into which group would certainly you location a multicellular organism that has actually a mouth and stays inside the humale liver?

A) Animalia

B) Fungi

C) Plantae

D) Firmicutes (gram-positive bacteria)

E) Proteobacteria (gram-negative bacteria)


42) Into which team would certainly you location a photosynthetic organism that lacks a nucleus and also has actually a thin peptidoglycan wall surrounded by an outer membrane?

A) Animalia

B) Fungi

C) Plantae

D) Firmicutes (gram-positive bacteria)

E) Proteobacteria (gram-negative bacteria)


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In the cladogram displayed in Figure 10.4, which 2 organisms are most closely related?

A) Streptomyces and Micrococcus

B) Micrococcus and Mycobacterium

C) Mycobacterium and also Lactobacillus

D) Streptomyces and also Lactobacillus

E) Streptomyces and Mycobacterium


44) Which of the complying with attributes suggests that two organisms are closely related?