E1p1 Flashcards

1
Q

Retrovirus has

A

Two single stranded RNA molecules

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2
Q

Bacteria

A

A bacteria that has a lytic cycle dies during this cycle

A bacteria that has a virus in a lisogenic cycle can change to have this virus in the lytic cycle

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3
Q

The HIV virus

A
  • form different clades
  • is an example of homoplasy
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4
Q

Corona virus is so lethal in humans bc

A

It parasites cells of many tissues

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5
Q

Prokaryotes

A

Horizontal transfer of genetic information

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6
Q

Gram Negative bacteria

A

Resistant to many antibiotics

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7
Q

Which group is monophyletic

A

Gram positive bacteria

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8
Q

Regarding the evolution of CAM in flowering plants…

A

CAM plants form a polyphyletic group

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9
Q

What applies to C4?

A
  • malate acid
  • Special cells surrounding the leaf veins
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10
Q

The Deformed Wing Virus in Honey Bees is an example of..

A

Tissue tropism

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11
Q

A virus genome that is integrated in the DNA of a host cell is known as….

A

Provirus

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12
Q

People who are HIV resistant have a mutation in the ____ gene

A

CCR5 protein

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13
Q

Reverse transcriptase is found in….

A

Retrovirus

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14
Q

Inside a virus

A

Nucleic acid core surrounded by capsid
Some virus also have an envelop (lipids + proteins)
No cytoplasm – not a cell
Nucleic acid can be DNA or RNA
Circular or linear
Single- or double-stranded

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15
Q

In which stages do phages kill bacteria?

A

Lytic stage

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16
Q

Which of these is a synapomorphy for Human SARSr-Cov

A

12 nucleotide mutation within a structural protein gene

17
Q

Archaea

A

Are found inside human guts and help to digest food

18
Q

Prokaryotes

A

Are paraphyletic

19
Q

The name of the genus that defines coronavirus is…

A

Betacoronavirus

20
Q

The genome of the Covid virus is ______ as/than that of the AIDs virus

21
Q

Coronavirus binds to the ACE2 Receptors of..

A

Cellular membranes of several types of tissue

22
Q

The mutation(s) that makes Coronavirus so lethal for humans are/is found in…

A

Gene(s) of the virus genome that encode for structural proteins