Virus Flashcards

1
Q

Hvad er en virus?

A

Livsløse partikler

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2
Q

Hvad betyder virus

A

Gift

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3
Q

Kan virus ses i et almindeligt mikroskop

A

Nej, det kræver et specielt mikroskop

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4
Q

HVad betyder bakteriofag?

A

Virus der spiser baktierier

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5
Q

Hvad kræver det for en virus kan formere dig

A

en levende celle

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6
Q

Hvad udnytter virusen i den levende celle?

A

Den udnytter værtscellers stofskifte og replikationsapparat

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7
Q

Hvad er virus opbygget af?

A

Arvemateriale.

En proteinkapsel

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8
Q

Virus modstandsdygtighed

Hvor mange grader og hvor lang tid skal der til for en virus bliver inaktiv?

A

55-70 grader i 30 min.

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9
Q

Hvad gør Nedfrysning af virus

A

kan overleve på ubegrænset tid

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10
Q

pH?

A

Stabile mellem pH 5-9

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11
Q

Kan stråling inaktiverer dem?

A

ja (røntgen, uv)

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12
Q

Hvad er proteinkapselens funktion?

Hvilke former kan kapsidet være

A

Den bruger den til at beskytte sig –> kapsid. Opbygget af kapsomere

Kapsid kan være kubisk eller helisk formet

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