Chapter 13

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通報

問題一覧

A virus is composed of a nucleic acid that has

Either DNA or RNA

Do viruses have a plasma membrane?

Do viruses undergo binary fission?

Do viruses have ATP-generating metabolism?

Do viruses have ribosomes?

Are viruses sensitive to antibiotics?

Do viruses pass through bacteriological filters?

Yes

Are viruses an intracellular parasite?

Yes

Are viruses sensitive to interferons?

Yes

The host range of a virus is determined by

Receptors (attachment sites)

Viruses are ___ species specific

Usually

Complete, fully developed viral particles composed of nuclei acid surrounded by a protein coat

Virions

A nucleic acid is

Single or double stranded

Protein coat

Capsid

Outer to inner subunits of capsid

Capsid → capsomere → protomere

The outer covering of some viruses, derived from the host cell plasma membrane when the virus buds out. May have spikes

Envelope

Some viral envelopes have spikes known as ___ that project from the envelope

Glycoproteins

Classification of a virus can be based on the type of

Nucleic acid

Viruses must be grown ___

In living cells

Viruses ___ be grown in culture media or on agar plates alone

Can't

Which statement is true?

A virus does not contain enzymes for energy production and therefore must use a host cells metabolic machinery for ATP

What are prions?

Infectious proteins

A bacterial virus is also called a(n)

Bacteriophage

If a virus does not have an envelope, it is protected by

Its capsid

General morphology of viruses is based on

Capsid architecture

Derived from transformed cells and grow indefinitely in culture

Continuous cell lines

Derived from embryos and can grow for up to 100 population doublings before senescence

Diploid cell lines

Short life span in culture

Primary cell lines

The plaque method is useful for ___

Determining the concentration of viral particles in a solution

In regards to the plaque method, what is occurring to form the "plaques"

The virus lyses the bacteria

What is used as a common culture substitute for animal viruses grown in a lab?

Embryonated eggs

Live animal cultures have to be used for some animal viruses

True

Cytocidal is

Cell death

Viruses do not contain enzymes for energy production or ___

Protein synthesis

Virions are released when they ___ the host cell

Lyse

Prions cause diseases associated with

Large vacuoles in the brain

Viroids lack

A protein coat

Naked pieces of RNA originally that self replicate

Viroids

Usually demarcated and encapsulated

Benign tumors

Invasive, penetrating surrounding tissue

Malignant tumors

211 exam 2 ch18 part 1

eiren · 100問 · 1年前

211 exam 2 ch18 part 1

100問 • 1年前

eiren

211 exam 2 ch18 part 2

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211 exam 2 ch18 part 2

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eiren

211 exam 2 ch19 part 1

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211 exam 2 ch19 part 1

The cardiac cycle

The cardiac cycle

211 exam 2 ch22

211 exam 2 ch22

211 lab quiz 4

211 lab quiz 4

211 exam 3 ch 24

211 exam 3 ch 24

211 lab quiz 4 cat anatomy

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211 lab quiz 4 cat anatomy

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211 lab quiz 4 reproductive anatomy extra

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211 lab quiz 4 reproductive anatomy extra

17問 • 1年前

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211 lab quiz 4 urinalysis

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211 lab quiz 4 urinalysis

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211 lab quiz 4 urinary system

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211 lab quiz 4 urinary system

Urinary system

Urinary system

211 exam 3 ch 23

211 exam 3 ch 23

211 exam 3 ch 25

211 exam 3 ch 25

211 exam 3 ch 26

211 exam 3 ch 26

211 lab quiz 3 terms

211 lab quiz 3 terms

General practice quiz

eiren · 48問 · 1年前

General practice quiz

Quiz 5 histology

Quiz 5 histology

Hormones

Hormones

Diabetes

Diabetes

Reproductive system

Reproductive system

Endocrine system

Endocrine system

Blood

Blood

Lymphatic system

Lymphatic system

Cardiovascular system

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Cardiovascular system

42問 • 1年前

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Cardiovascular system; Blood vessels

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Cardiovascular system; Blood vessels

Respiratory system

Respiratory system

Urinary System

Urinary System

Digestive system

Digestive system

Reproductive system

Reproductive system

Terminology

Terminology

Ch 1

Ch 1

Mini practical

Mini practical

Chapter 2

Chapter 2

Chapter 4

Chapter 4

Chapter 6

Chapter 6

Chapter 7

Chapter 7

Chapter l

Chapter l

Chapter 2

Chapter 2

Chapter 4

Chapter 4

Chapter 5 Microbial Metabolism

eiren · 33問 · 1年前

Chapter 5 Microbial Metabolism

33問 • 1年前

eiren

Chapter 5 Microbial Metabolism

eiren · 14問 · 1年前

Chapter 5 Microbial Metabolism

Mini practical 2

Mini practical 2

Skills 8

Skills 8

Chapter 6 Microbial Growth

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Chapter 6 Microbial Growth

Skills 7

Skills 7

Chapter 7 Control Of Microbial Growth

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Chapter 7 Control Of Microbial Growth

Skills 5

Skills 5

Chapter 8 Microbial Genetics

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Chapter 8 Microbial Genetics

Skills 4

Skills 4

Skills 6

Skills 6

Chapter 9

Chapter 9

Chapter 10

Chapter 10

Chapter 11

Chapter 11

Chapter 12 Fungi, Algae, Protozoa, Multicellular Parasites

eiren · 65問 · 1年前

Chapter 12 Fungi, Algae, Protozoa, Multicellular Parasites

65問 • 1年前

eiren

問題一覧

A virus is composed of a nucleic acid that has

Either DNA or RNA

Do viruses have a plasma membrane?

Do viruses undergo binary fission?

Do viruses have ATP-generating metabolism?

Do viruses have ribosomes?

Are viruses sensitive to antibiotics?

Do viruses pass through bacteriological filters?

Yes

Are viruses an intracellular parasite?

Yes

Are viruses sensitive to interferons?

Yes

The host range of a virus is determined by

Receptors (attachment sites)

Viruses are ___ species specific

Usually

Complete, fully developed viral particles composed of nuclei acid surrounded by a protein coat

Virions

A nucleic acid is

Single or double stranded

Protein coat

Capsid

Outer to inner subunits of capsid

Capsid → capsomere → protomere

The outer covering of some viruses, derived from the host cell plasma membrane when the virus buds out. May have spikes

Envelope

Some viral envelopes have spikes known as ___ that project from the envelope

Glycoproteins

Classification of a virus can be based on the type of

Nucleic acid

Viruses must be grown ___

In living cells

Viruses ___ be grown in culture media or on agar plates alone

Can't

Which statement is true?

A virus does not contain enzymes for energy production and therefore must use a host cells metabolic machinery for ATP

What are prions?

Infectious proteins

A bacterial virus is also called a(n)

Bacteriophage

If a virus does not have an envelope, it is protected by

Its capsid

General morphology of viruses is based on

Capsid architecture

Derived from transformed cells and grow indefinitely in culture

Continuous cell lines

Derived from embryos and can grow for up to 100 population doublings before senescence

Diploid cell lines

Short life span in culture

Primary cell lines

The plaque method is useful for ___

Determining the concentration of viral particles in a solution

In regards to the plaque method, what is occurring to form the "plaques"

The virus lyses the bacteria

What is used as a common culture substitute for animal viruses grown in a lab?

Embryonated eggs

Live animal cultures have to be used for some animal viruses

True

Cytocidal is

Cell death

Viruses do not contain enzymes for energy production or ___

Protein synthesis

Virions are released when they ___ the host cell

Lyse

Prions cause diseases associated with

Large vacuoles in the brain

Viroids lack

A protein coat

Naked pieces of RNA originally that self replicate

Viroids

Usually demarcated and encapsulated

Benign tumors

Invasive, penetrating surrounding tissue

Malignant tumors