The Cell Flashcards

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1
Q

genetic drift

A

one allele may be permanently lost due to the death of all members that have that one allele

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2
Q

capsid

A

protein coat for a virus

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3
Q

viral particle

A

a mature virus outside the host cell (another word for it is viron)

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4
Q

host cell

A

the cell that is being infected

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5
Q

synthetic machinery

A

normally used to produce proteins for the cell… to replicate the viral parts of it

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6
Q

viral envelopes

A

formed when viruses undergo exocytosis and protects the enveloped viruses from being detected by the immune system

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7
Q

nonenveloped viruses

A

separates a cell and causes cell death

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8
Q

retroviruses

A

can be single-stranded RNA viruses that can transcribe their RNA into double-stranded DNA

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9
Q

reverse transcriptase

A

is the enzyme that carries out the transcription and is carried by the retro virus

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10
Q

HIV

A

is a retrovirus that attacks cells involved in the immune response

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11
Q

subviral particles

A

infectious agents

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12
Q

viroids

A

a type of subviral particle that consist of small rings of naked RNA without a protein coating - they only affect plants

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13
Q

prions

A

a type of subviral particle that affects animals. they can reproduce themselves on their own

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14
Q

cocci

A

spherical shaped bacteria

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15
Q

bacilli

A

rod-shaped bacteria

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16
Q

spirilla

A

spiral-shaped bacteria

17
Q

chemotaxis

A

directed movement towards substances that will help the survival and growth of a bacteria

18
Q

binary fission

A

asexual reproduction

19
Q

transformation

A

the process by which bacteria incorporate DNA from the environment into their genome

20
Q

transduction

A

involves the transfer of genetic material to a virus

21
Q

transposons

A

provide a way for nucleotides to move from one position to another. they are pieces of DNA.