membrana celular Flashcards

1
Q

modelo con el que se define la membrana

A

modelo de mosaico fluido

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2
Q

la acabeza polar del fosfolipido es hidrofilica o hidrofobica

A

hidrofilica

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3
Q

para que sirve el colesterol en la bicapa lipidica

A

para que los fosfolipidos no se amontonen demasiado y para que no se separen demasiado

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4
Q

si los carbohidratos se unen a un lipido que tendrias

A

glicolipido

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5
Q

glicoproteina

A

carbohidratos unidos a proteinas

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6
Q

de que esta hecha la membrana celular

A

bicapa de fosfolipidos

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7
Q

difusion siemple

A

los componentes pasan solitos por la membrana porque son moleculas muy chiquitas

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8
Q

la difusion simple se mueve en contra o a favor de su gradiente de concentración

A

a favor

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9
Q

tipo de transporte pasivo que no requiere energia, en el que las moleculas se mueven a traves de de proteinas transportadoras

A

difusion facilitada

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10
Q

transporte que requiere de atp y va en contra del gradiente

A

transporte activo

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11
Q

ejemplo de transporte activo

A

bomba sodio potasio

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12
Q

d

A
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