celula eucariota Flashcards

1
Q

biomoleculas organicas

A

glucidos
lipidos
proteinas
acidos nucleicos

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2
Q

nombre que tienen los glucidos

A

glucidos,carbohidratos, hidratos de carbono, azucares y sacaridos

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3
Q

monosacaridos

A

3 a 7 carbonos, polialcoholes
incoloros cristalinos, solubles en agua, dulce

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4
Q

aldosa

A

aldehidos extremo de la estructura

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5
Q

centosa

A

cetona, no esta en los extremos

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6
Q

esteroisomeros y subgrupos

A

misma formula quimica difieren en el espacio de sus atomos
enantiomeros espejo
diastereoisomeros otros

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7
Q

hemiacetalas

A

aldehidos + alcohol

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8
Q

hemicetales

A

cetonas + alcohol

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9
Q

importancia monosacaridos

A

fuente de energia metabolismo
componentes estructurales
reconocimiento celular y señalizacion
regulacion metabolica

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10
Q

derivados

A

oxidacion: acidos carbocilicos
aldonicos
uronicos
aldaricos

reduccion:alcoholes
polialcoholes

sustitucion: amino-azucares
desoxi-azucares

formacion de esteres: fosforo azucares

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11
Q

disacaridos

A

dos monisacaridos

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12
Q

lactosa

A

glucosa + galactosa

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13
Q

sacarosa

A

glucosa + frutctuosa

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14
Q

maltosa

A

glucosa + glucosa a1 (gluco+ almidon)

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15
Q

celobiosa

A

glucosa + glucosa b

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16
Q

oligosacaridos

A

hasta 20 monosacaridos
union entre lipidos y proteinas
funcion de reconocimiento y señalizacion en menbrana

antigenos grupos sangineos

17
Q

polisacaridos

A

no son dulces, cristalizables, solubles en agua, reductores
forman coloides

reserva energetica y estructurales
alto peso molecular