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Revision > Biology Y9 Cells EoT test > Flashcards

Biology Y9 Cells EoT test Flashcards

1
Q

what is a cell

A

the smallest functional unit of living matter

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2
Q

what do cells make up

A

all living things

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3
Q

what do all cells have

A

cell membrane with a cytoplasm in it surrounding the organelles

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4
Q

what are organelles

A

subcellular structures

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5
Q

what is a eukaryotic cell

A

a cell whose DNA is in a nucleus and have membrane bound organelles

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6
Q

what organelles are visible under a light microscope

A

nucleus, cytoplasm, cell membrane, chloroplasts, cell wall

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7
Q

what organelles are visible under an electron microscope

A

nucleus, cytoplasm, cell membrane, chloroplasts, cell wall, mitochondria, ribosomes

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8
Q

what are examples of prokaryotes

A

bacteria, archaea

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9
Q

what are examples of eukaryotes

A

animals, plants, fungi, protists

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10
Q

what type of organisms are prokaryotes

A

single-celled

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11
Q

what type of organisms are eukaryotes

A

can be single-celled, but mostly multicellular

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12
Q

calculate magnification

A

image size/actual size

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13
Q

function of cell membrane

A

controls what goes in/out of the cell

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14
Q

function of cytoplasm

A

site of most chemical reactions, has a role in maintaining cell size

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15
Q

function of nucleus

A

contains DNA and chromosomes, controls functions of cell

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16
Q

what is DNA

A

genetic material

17
Q

function of ribosomes

A

site of proteinsynthesis (where proteins are made)

18
Q

function of mitochondria

A

site of aerobic respiration

19
Q

function of call wall (cellulose)

A

resists osmotic pressure

20
Q

function of cell wall (chitin)

A

stops cell bursting if too much water gets in

21
Q

function of cell wall (peptidoglycan)

A

maintains turgor

22
Q

function of permanent vacuole

A

stores cell sap, maintains correct water potential

23
Q

function of chloroplast

A

site of photosynthesis

24
Q

which organelles are in animal cells

A

cell membrane, cytoplasm, nucleus, ribosomes, mitochondria

25
Q

which organelles are in plant cells

A

cell membrane, cytoplasm, nucleus, ribosomes, mitochondria, cell wall (cellulose), permanent vacuole, cloroplasts

26
Q

which organelles are in fungal cells

A

cell membrane, cytoplasm, nucleus, ribosomes, mitochondria, cell wall (chitin)

27
Q

which organelles are in protist cells

A

cell membrane, cytoplasm, nucleus, ribosomes, mitochondria, cell wall (cellulose), chloroplasts

28
Q

which organelles are in bacteria cells

A

cell membrane, cytoplasm, ribosomes, cell wall (peptydoglycan)

Revision (16 decks)

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