Biology 183 Quiz 9 Questions

Question

Which of the following is a major function of macrophages?

Answer 1

attacking cancerous cells

Answer 2

secreting antibodies

Answer 3

attacking cells infected by a virus

Answer 4

engulfing bacteria by phagocytosis

Answer 5

secreting cytokines to simulate the proliferation of other lymphocytes

Answer 6

engulfing bacteria by phagocytosis

Answer 7

secreting antibodies

Answer 8

secreting cytokines to simulate the proliferation of other lymphocytes

Answer 9

attacking cancerous cells

Answer 10

attacking cells infected by a virus

Answer 11

attacking cancerous cells

Answer 12

secreting cytokines to simulate the proliferation of other lymphocytes

Answer 13

secreting antibodies

Answer 14

attacking cells infected by a virus

Answer 15

engulfing bacteria by phagocytosis

Answer 16

certain fungi and bacteria

Answer 17

macrophages

Answer 18

B lymphocytes

Answer 19

T lymphocytes

Answer 20

destroying all antigens present in the body

Answer 21

killing viruses only

Answer 22

killing both bacteria and viruses

Answer 23

killing bacteria only

Answer 24

neutralizing bacterial toxins

Answer 25

initiate the destruction of bacteria

Answer 26

stimulate the proliferation of lymphocytes

Answer 27

destroy cells infected by a virus

Answer 28

destroy cancerous cells

Answer 29

engulf bacteria by phagocytosis

Answer 30

bacteria are not affected by antibiotics

Answer 31

bacteria cause disease by reproducing inside of the body's cells

Answer 32

all bacteria that enter the human body are harmful

Answer 33

bacteria are harmful to the environment

Answer 34

bacteria cause disease by secreting toxins

Answer 35

bacteria are not affected by antibiotics

Answer 36

there are many beneficial bacteria that live within the human body

Answer 37

bacteria are harmful to the environment

Answer 38

bacteria cause disease by reproducing inside of the body's cells

Answer 39

all bacteria that enter the human body are harmful

Answer 40

Bacteria are not affected by antibiotics.

Answer 41

Bacteria cause disease by reproducing inside of the body's cells.

Answer 42

All bacteria that enter the body are harmful.

Answer 43

Bacteria play an essential role in nature's chemical recycling.

Answer 44

Most bacteria are harmful to the environment.

Answer 45

They are found in bacteria, viruses and fungi.

Answer 46

They contain more genes than the bacterial chromosome.

Answer 47

They enable some bacteria to become pathogens.

Answer 48

They prevent bacteria from mating with one another.

Answer 49

They are short, straight segments of DNA.

Answer 50

They prevent bacteria from mating with one another.

Answer 51

They contain more genes than the bacterial chromosome.

Answer 52

They are found in bacteria, viruses and fungi.

Answer 53

They enable some bacteria to resist antibiotics.

Answer 54

They are short, straight segments of DNA.

Answer 55

They enable some bacteria to utilize rare nutrients.

Answer 56

They prevent bacteria from mating with one another.

Answer 57

They are found in bacteria, viruses and fungi.

Answer 58

They are short, straight segments of DNA.

Answer 59

They contain more genes than the bacterial chromosome.

Answer 60

a virus that infects helper T lymphocytes.

Answer 61

a virus that infects neurons.

Answer 62

a prion that infects brain tissue.

Answer 63

a bacteria that weakens the immune system.

Answer 64

a bacteria that infects brain tissue.

Answer 65

a prion that destroys lymphocytes.

Answer 66

a virus that infects helper T lymphocytes.

Answer 67

a virus that infects B lymphocytes.

Answer 68

a bacteria that kills macrophages.

Answer 69

piece of RNA that infects plant cells.

Answer 70

virus that infects helper T lymphocytes.

Answer 71

virus that infects bacteria.

Answer 72

type of bacteria that lives in the intestine.

Answer 73

protein that infects brain tissue.

Answer 74

nucleic acids

Answer 75

all of these

Answer 76

attachment structures such as spikes

Answer 77

capsid coat

Answer 78

They lack nucleic acids.

Answer 79

They cannot reproduce unless inside of a host cell.

Answer 80

They are slightly smaller than prokaryotic cells.

Answer 81

They consist of one small piece of protein.

Answer 82

They cause human disease.

Answer 83

The host cell transcribes the viral DNA and produces new viral components.

Answer 84

The virus may cause Mad Cow disease.

Answer 85

The host cell uses the viral enzyme "reverse transcriptase" to make a copy of viral DNA.

Answer 86

The virus becomes a symbiont of the cell.

Answer 87

The virus provides ATP for the cell.

Answer 88

The virus may cause Mad Cow disease.

Answer 89

The host cell uses the viral enzyme "reverse transcriptase" to make a copy of viral DNA.

Answer 90

The virus provides ATP for the cell.

Answer 91

The virus becomes a symbiont of the cell.

Answer 92

The host cell transcribes the viral DNA and produces new viral components.

Answer 93

It is an enzyme that RNA-viruses use to make the host cell copy DNA from viral RNA.

Answer 94

It is a human enzyme used in metabolism.

Answer 95

It is a bacterial enzyme used in transcription of bacterial DNA.

Answer 96

It is an enzyme that DNA viruses use to make the host cell copy RNA from viral DNA.

Answer 97

It is an enzyme that host cells use to destroy viruses.

Answer 98

They are used by fungi to kill bacteria.

Answer 99

They have no purpose in nature.

Answer 100

They are used by bacteria to prevent infection by viruses.

Answer 101

They are used by viruses to infect bacteria.

Answer 102

They are part of the human immune system.

Answer 103

to cut DNA into thousands of 4nucleotide fragments

Answer 104

to cut DNA at specific nucleotide sequences to produce DNA fragments

Answer 105

none of these

Answer 106

to restrict the replication of DNA within cells

Answer 107

to cut RNA into several large fragments

Answer 108

They are manufactured in the laboratory.

Answer 109

They are obtained from fungi.

Answer 110

They are obtained from the human blood stream.

Answer 111

They are obtained from bacteria.

Answer 112

They are obtained from viruses.

Answer 113

to treat human disease

Answer 114

to identify the location of specific genes

Answer 115

to predict the function of specific genes

Answer 116

to begin the process of DNA fingerprinting

Answer 117

to identify the number of proteins in a cell

Answer 118

by paper chromatography

Answer 119

by centrifugation

Answer 120

by gel electrophoresis

Answer 121

by treatment with several different enzymes

Answer 122

none of these

Answer 123

Each band is a single DNA fragment of a different length.

Answer 124

Each band is a group of DNA fragments of a different size.

Answer 125

none of these

Answer 126

Each band is DNA from a different cell type.

Answer 127

Each band is a RNA fragment with a different nucleotide sequence.

Answer 128

determine which genes have been expressed by a given cell type

Answer 129

determine the nucleotide sequence of genes

Answer 130

none of these

Answer 131

determine whether mRNAs from a cell have been translated

Answer 132

determine which genes are present in the DNA of an organism

Answer 133

none of these

Answer 134

using reverse transcriptase to copy mRNAs from the cytoplasm of cells

Answer 135

using reverse transcriptase to copy DNA from the nucleus of cells

Answer 136

using fluorescent nucleotides to label RNA with cells

Answer 137

using reverse transcriptase to copy premRNAs from the nucleus of cells

Answer 138

determine which pre-mRNAs are present within the nucleus of a cell

Answer 139

determine the nucleotide sequence of a given gene

Answer 140

determine which genes have been expressed by a cell

Answer 141

none of these

Answer 142

determine which genes are present within the nucleus of a cell

Answer 143

all types of RNA present within a cell

Answer 144

all of the proteins present within a cell

Answer 145

all of the mRNA present within a cell

Answer 146

all of the genes present within a cell

Answer 147

none of these

Answer 148

none of these

Answer 149

all types of RNA present within a cell

Answer 150

all of the mRNA present within a cell

Answer 151

all of the proteins present within a cell

Answer 152

all of the genes present within a cell

Answer 153

It represents all of the proteins within a cell.

Answer 154

It is equivalent to the number of mRNAs within a cell.

Answer 155

It includes all types of DNA and RNA within a cell.

Answer 156

none of these

Answer 157

It represents all of the genes within a cell.

Answer 158

In chloroplasts only

Answer 159

In mitochondria only

Answer 160

In chloroplasts and the nucleus only

Answer 161

In all of these organelles

Answer 162

In the nucleus only

Answer 163

within the nucleolus

Answer 164

within smooth and rough endoplasmic reticulum

Answer 165

within cytoplasmic ribosomes

Answer 166

within the cytoskeleton

Answer 167

within mitochondria and chloroplasts

Answer 168

It is DNA that leaked out of the nucleus during evolution of eukaryotic cells.

Answer 169

It is the result of viral infections of eukaryotic cells.

Answer 170

none of these

Answer 171

It became part of the cytoskeletal structure of eukaryotic cells.

Answer 172

It was present in prokaryotes that became endosymbionts of eukaryotic cells.

Answer 173

the entire genome is analyzed

Answer 174

mitochondrial DNA is analyzed

Answer 175

cDNA probes and microarrays are used

Answer 176

none of these

Answer 177

the entire proteome is analyzed

Answer 178

is inherited only from the male parent

Answer 179

is not passed from parent to offspring

Answer 180

is inherited from both parents

Answer 181

is inherited only from the female parent

Answer 182

is only present if the offspring has been infected by a virus

Answer 183

all of these

Answer 184

whether a person is related to a dead person

Answer 185

whether a person is related to another living person

Answer 186

in what region of the world a person's ancestors lived

Answer 187

none of these

Answer 188

By using the computer program BLAST

Answer 189

none of these

Answer 190

By performing a microarray analysis

Answer 191

By using cDNA probes to locate mRNA

Answer 192

By determining the sequence of the human gene

Answer 193

To determine which genes are expressed in a cell by microarray analysis

Answer 194

To determine the amino acid sequence of a new protein by "protein sequencing"

Answer 195

To locate genes of other species that are homologous to a known gene

Answer 196

all of these

Answer 197

To determine the nucleotide sequence of a new gene by "gene sequencing"

Answer 198

all of these

Answer 199

To determine which genes are expressed in a cell by microarray analysis

Answer 200

To determine the nucleotide sequence of a new gene by "gene sequencing"

Answer 201

To determine which animal species have proteins similar to a given human protein based on amino acid sequence.

Answer 202

To determine the amino acid sequence of a new protein by "protein sequencing"

Answer 203

300,000 nucleotides

Answer 204

3 million nucleotides

Answer 205

3 million genes

Answer 206

3 billion proteins

Answer 207

3 billion nucelotides

Answer 208

To determine whether all humans have the same type of genes

Answer 209

To determine which genes are expressed in each type of human cell

Answer 210

none of these

Answer 211

To determine the amino acid sequence of all proteins in human cells

Answer 212

To determine the nucleotide sequence of all DNA in human cells

Answer 213

DNA was obtained from 100 people who agreed to have their names published.

Answer 214

DNA was obtained anonymously from 100 people, but only a few samples were used.

Answer 215

DNA was obtained anonymously from about 10,000 people and pooled.

Answer 216

DNA was obtained from several samples used in forensic investigations.

Answer 217

DNA was obtained from a single person--the man in charge of the project.

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Biology 183 Quiz 9 Questions

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