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cells functions Flashcards

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Biology 101 flashcards
1
Q

chloroplasts

A

site of photosynthesis, light energy is trapped by the chlorophyl and used to produce carbohydrates

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2
Q

vacuole

A

maintains the turgor to ensure a rigid framework in the cell

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3
Q

tonoplast

A

selectively permeable to allow small molecules to pass through

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4
Q

amyloplast

A

enables transport and communication between individual plant cells

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5
Q

pits

A

allows water to enter and leave xylem cells

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6
Q

plasmodesmata

A

allows transport between cells

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7
Q

red blood cell

A

to transport oxygen around the body

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8
Q

root hair cell

A

allows the plant to absorb more water

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9
Q

white blood cells

A

kill pathogens (foreign bodies)

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10
Q

palisade mesophyll cell

A

maximise light absorption

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11
Q

egg cell

A

to become fertilised

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12
Q

sperm cell

A

deliver genetic info to the egg cell

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13
Q

cilliated epithelial cells

A

removes (wafts) mucus from the lungs before it can reach the lungs

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14
Q

goblet cells

A

traps bacteria and pathogens by creating mucus

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15
Q

plasmids

A

contains benifital genetic info, and allows genetic info to be transferred

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16
Q

Schwann cells

A

warps around the axon to create myelin sheath

17
Q

nodes of ranvier

A

small gaps of exposed axon, important to speed up impulses

18
Q

mitochondria

A

generates chemical energy needed for reactions

19
Q

synapse

A

to connect neurone and help transmit info from one neutron to the next

20
Q

synaptic cleft

A

to provide space for chemical transmissions of messages from the nervous system

21
Q

nucleus

A

the repository of genetic info and as the cells control centre

22
Q

cell wall

A

provides protection and form to the cell and its contents

23
Q

cell membrane

A

regulates the transport of materials entering and exiting the cell

bio (8 decks)

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