Question 1

Which of thfollowing does NOT characteriza virus?

Accepted Answer

A) enzymes of respiration 
B) nucleic acid 
C) noncellular organization 
D) protein coat 
E) carbon-based molecules 
A) enzymes of respiration 
B) nucleic acid 
C) noncellular organization 
D) protein coat 
E) carbon-based molecules

Question 2

In a eukaryotic cell, __________ arresponsiblfor transformation of solar energy to chemical energy.

Accepted Answer

A) chloroplasts 
B) central vacuoles 
C) plasmodesmata 
D) stomata 
E) Golgi bodies 
A) chloroplasts 
B) central vacuoles 
C) plasmodesmata 
D) stomata 
E) Golgi bodies

Question 3

In a eukaryotic cell, __________ arresponsiblfor production of ATP necessary for cellular work.

Accepted Answer

A) Golgi bodies 
B) endoplasmic reticula 
C) lysosomes 
D) mitochondria 
E) peroxisomes 
A) Golgi bodies 
B) endoplasmic reticula 
C) lysosomes 
D) mitochondria 
E) peroxisomes

Question 4

Which of thfollowing diseases arsexually transmittebacterial diseases?

Accepted Answer

A) chlamydia and Lyme disease 
B) gonorrhea and syphilis 
C) chlamydia and syphilis 
D) chlamydia, syphilis, and gonorrhea 
E) chlamydia, syphilis, gonorrhea, and cholera 
A) chlamydia and Lyme disease 
B) gonorrhea and syphilis 
C) chlamydia and syphilis 
D) chlamydia, syphilis, and gonorrhea 
E) chlamydia, syphilis, gonorrhea, and cholera

Question 5

Thearth another planets of thsolar systewerformeabout __________ billion years ago.

Accepted Answer

A) 3.8 
B) 4.6 
C) 3.0 
D) 2.9 
E) 5.1 
A) 3.8 
B) 4.6 
C) 3.0 
D) 2.9 
E) 5.1

Question 6

Which of thfollowing human cells may host HIV?

Accepted Answer

A) red blood cells 
B) macrophages 
C) white blood cells 
D) fibroblasts 
E) stem cells 
A) red blood cells 
B) macrophages 
C) white blood cells 
D) fibroblasts 
E) stem cells

Question 7

Flagellateprotozoans possess a layer of elastic proteins just beneath thplasma membrancallethe

Accepted Answer

A) pellicle. 
B) cell wall. 
C) capsule. 
D) slime layer. 
E) cuticle. 
A) pellicle. 
B) cell wall. 
C) capsule. 
D) slime layer. 
E) cuticle.

Question 8

Which of thfollowing bacteria arlikely to bfouninsidthroots of legumes?

Accepted Answer

A) thermophilic bacteria 
B) cyanobacteria 
C) nitrogen-fixing bacteria 
D) methane-producing bacteria 
E) E.coli 
A) thermophilic bacteria 
B) cyanobacteria 
C) nitrogen-fixing bacteria 
D) methane-producing bacteria 
E) E.coli

Question 9

Plasmodiuis

Accepted Answer

A) apicomplexan. 
B) a diatom. 
C) a ciliate. 
D) a dinoflagellate. 
E) a flagellated protozoan. 
A) apicomplexan. 
B) a diatom. 
C) a ciliate. 
D) a dinoflagellate. 
E) a flagellated protozoan.

Question 10

A bacteriumay acquirsomforeign genetic information

Accepted Answer

A) by taking up DNA from its environment. 
B) by conjugation. 
C) via viruses. 
D) by conjugation and by taking up DNA from its environment. 
E) by conjugation, by taking up DNA from its environment, and via viruses. 
A) by taking up DNA from its environment. 
B) by conjugation. 
C) via viruses. 
D) by conjugation and by taking up DNA from its environment. 
E) by conjugation, by taking up DNA from its environment, and via viruses.

Question 11

Which of thfollowing eukaryotic organelles arbelieveto havexisteas independent prokaryotes in thpast?

Accepted Answer

A) chloroplasts 
B) chloroplasts and mitochondria 
C) mitochondria and lysosomes 
D) lysosomes and peroxisomes 
E) peroxisomes 
A) chloroplasts 
B) chloroplasts and mitochondria 
C) mitochondria and lysosomes 
D) lysosomes and peroxisomes 
E) peroxisomes

Question 12

Which of thfollowing diseases is causeby a flagellateprotozoan?

Accepted Answer

A) chlamydia infection 
B) African sleeping sickness 
C) acute respiratory infections 
D) malaria 
E) none of these 
A) chlamydia infection 
B) African sleeping sickness 
C) acute respiratory infections 
D) malaria 
E) none of these

Question 13

Which bacteriuis most likely to bfounin wetlanmud?

Accepted Answer

A) thermophilic bacterium 
B) halophilic bacterium 
C) cyanobacterium 
D) E.coli 
E) methanogen 
A) thermophilic bacterium 
B) halophilic bacterium 
C) cyanobacterium 
D) E.coli 
E) methanogen

Question 14

If a bacterial population develops froonsinglindividual cell,

Accepted Answer

A) each cell is likely to be one hundred percent identical to the rest of the population. 
B) the entire population is likely to contain the same genetic information without variations. 
C) each cell would be identical to the parent cell. 
D) a genetic defect carried by the parent cell is going to be passed to daughter cells without any possibility of change. 
E) all of these apply. 
A) each cell is likely to be one hundred percent identical to the rest of the population. 
B) the entire population is likely to contain the same genetic information without variations. 
C) each cell would be identical to the parent cell. 
D) a genetic defect carried by the parent cell is going to be passed to daughter cells without any possibility of change. 
E) all of these apply.

Question 15

According to a widely acceptehypothesis, clay may havplayean essential rolin thformation of complex molecules of life.How may clay havparticipatein that process?

Accepted Answer

A) by attracting and concentrating precursor molecules of complex organic compounds 
B) by catalyzing reactions on synthesis 
C) by transferring electrons from one component to another 
D) by binding covalently to precursor molecules and allowing rearrangement of atoms within those molecules 
E) by gathering from the sun energy necessary to power reactions of synthesis of complex molecules 
A) by attracting and concentrating precursor molecules of complex organic compounds 
B) by catalyzing reactions on synthesis 
C) by transferring electrons from one component to another 
D) by binding covalently to precursor molecules and allowing rearrangement of atoms within those molecules 
E) by gathering from the sun energy necessary to power reactions of synthesis of complex molecules

Question 16

By obtaining somgenetic information froother organisms, bacteria may

Accepted Answer

A) become a photochemoautotroph organism. 
B) become a virus. 
C) acquire the capacity to reproduce sexually. 
D) develop resistance to chemicals that are used in health care facilities and in farms. 
E) do all of these. 
A) become a photochemoautotroph organism. 
B) become a virus. 
C) acquire the capacity to reproduce sexually. 
D) develop resistance to chemicals that are used in health care facilities and in farms. 
E) do all of these.

Question 17

Which of thfollowing organelles arendosymbionts of eukaryotic cells?

Accepted Answer

A) Golgi body 
B) nucleus 
C) lysosome 
D) peroxisome 
E) mitochondria 
A) Golgi body 
B) nucleus 
C) lysosome 
D) peroxisome 
E) mitochondria

Question 18

Diarrhea may bcauseby

Accepted Answer

A) an absence of normal flora from our intestine. 
B) ingestion of antibiotics. 
C) pulmonary tuberculosis. 
D) kidney failure. 
E) ingestion of antibiotics and an absence of normal flora from our intestine. 
A) an absence of normal flora from our intestine. 
B) ingestion of antibiotics. 
C) pulmonary tuberculosis. 
D) kidney failure. 
E) ingestion of antibiotics and an absence of normal flora from our intestine.

Question 19

Agar is produceby

Accepted Answer

A) brown algae. 
B) red algae. 
C) phycobilins. 
D) brown and red algae. 
E) red algae and phycobilins. 
A) brown algae. 
B) red algae. 
C) phycobilins. 
D) brown and red algae. 
E) red algae and phycobilins.

Question 20

Which of thfollowing woulbof greatest concern to an epidemiologist?

Accepted Answer

A) sporadic outbreak of a disease 
B) endemic outbreak of a disease 
C) epidemic outbreak of a disease 
D) pandemic outbreak of a disease 
E) all are of equal concern 
A) sporadic outbreak of a disease 
B) endemic outbreak of a disease 
C) epidemic outbreak of a disease 
D) pandemic outbreak of a disease 
E) all are of equal concern

Exam 13: Early Life Forms and the Viruses

Which of thfollowing does NOT characteriza virus?

In a eukaryotic cell, __________ arresponsiblfor transformation of solar energy to chemical energy.

In a eukaryotic cell, __________ arresponsiblfor production of ATP necessary for cellular work.

Which of thfollowing diseases arsexually transmittebacterial diseases?

Thearth another planets of thsolar systewerformeabout __________ billion years ago.

Which of thfollowing human cells may host HIV?

Flagellateprotozoans possess a layer of elastic proteins just beneath thplasma membrancallethe

Which of thfollowing bacteria arlikely to bfouninsidthroots of legumes?

Plasmodiuis

A bacteriumay acquirsomforeign genetic information

Which of thfollowing eukaryotic organelles arbelieveto havexisteas independent prokaryotes in thpast?

Which of thfollowing diseases is causeby a flagellateprotozoan?

Which bacteriuis most likely to bfounin wetlanmud?

If a bacterial population develops froonsinglindividual cell,

According to a widely acceptehypothesis, clay may havplayean essential rolin thformation of complex molecules of life.How may clay havparticipatein that process?

By obtaining somgenetic information froother organisms, bacteria may

Which of thfollowing organelles arendosymbionts of eukaryotic cells?

Diarrhea may bcauseby

Agar is produceby

Which of thfollowing woulbof greatest concern to an epidemiologist?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Plants and Fungi

Animal Evolutionunit

Population Ecology

Communities and Ecosystems

The Biosphere and Human Eff Ects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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