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cell Flashcards

1
Q

first to describe a live cell

A

anton van leeuwenhoek

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2
Q

discovered nucleus

A

robert brown

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3
Q

Matthias Schleiden

A

german botanist, 1838

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4
Q

schwaan

A

British zoologist, 1839

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5
Q

omnis cellula-e-cellula

A

Rudolf virchow

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6
Q

mycoplasma size

A

0.3 micrometer

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7
Q

RBC size

A

0.7microm in dia

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8
Q

dna shape in bacteria

A

single and circular

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9
Q

outermost layer in prokaryotes

A

glycocalyx

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10
Q

gram positive

A

80%

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11
Q

gram -ve

A

11%

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12
Q

loose shealth of bacteria

A

slime layer

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13
Q

thick and tough layer of bacteria

A

capsule

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14
Q

membraneous extensions in cyanobacteria

A

chromatophores

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15
Q

detailed study of cell membrane was doen after the discovery of

A

e- microscope

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16
Q

the membrane of RBC containes

A

52% proteins and 40%lipids

17
Q

composition of cell wall in algae

A

cellulose, galactans, mannans, minerals like calcium carbonate

18
Q

composition of cell wall in plants

A

cellulose, hemicellulose, pectin and proteins

19
Q

cis face

A

forming face

20
Q

trans face

A

maturing face

21
Q

chromoplast

A

fat soluble carotenpid pigments

22
Q

leucoplast

23
Q

amyloplast

A

carbohydrate (starch) - potato

24
Q

elaioplast

A

stores oils and fats

25
leucoplast
proteins
26
ribosomes are also called as
Palade particles
27
cytoskeleton is made up of
microtubules, microfilaments and intermediate filaments
28
core of cilia and flagella are called as
axonema
29
centrosome
made up of 2 perpendicularly arranged centrioles
30
centrioles is made up of
tubulin protein

Bio (12 decks)

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