Reproduccion Plastos Flashcards

1
Q

Estructuras de fijación

A
Rizoides
Estolon
Rizoides especializados
Hapterio
Base callosa
Disco de fijación
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2
Q

Plastos por origen

A

Arqueoplasto
Mesoplasto
Neoplasto

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3
Q

Arqueoplasto

A

1 a 8 cloroplastos por célula
Abarcan toda la célula
Formas diferentes
Primitivo

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4
Q

Mesoplasto

A

Uno por célula
En forma de red
Intermedio (no primitivo ni nuevo)

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5
Q

Neoplasto

A

Muchos por célula
Forma esférica
Evolucionado

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6
Q

Plastos por posición

A

Axial

Parietal

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7
Q

Plastos por origen

A

Homoplastia

Heteroplastia

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8
Q

Homoplastia

A

El plasto realiza las dos funciones (fotosintesis y se guarda la sust de reserva en pirenoides

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9
Q

Heteroplastia

A

Un plasto realiza la fotosintesis y otro gusrda la sustancia de reserva en un amiloplasto o cromoplasto

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10
Q

Estructuras reproductoras asexuales

A
Propagulos
Areas de fragmentacion
Monosporangio
Esporangio unilocular (unangio) 
Esporangio plurilocular (plurangio)
Bulbillos o propagulos?
Estrellas amilaceas?
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11
Q

Estructuras re. Sexual

A

Bulbillos o propagulos?
Estrellas amilaceas?
Receptáculos
Conceptaculos
Gametangio fem (carpogonio) y el masc. (Espermatangio)
Globulos (gametangio masc.), celulas nodales e internodales
El globulo tiene escudo de celulas esteriles, filamentos anteridiales
Nucula (gameto femenino) tiene coronúla y celulas de recubrimiento

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12
Q

Rep. sexual primitiva

A

Filamentos gonimoblasticos o carposporofito con carposporangio
Pericarpo y carposporas

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13
Q

Intermedio rep. sexual

A

Cistocarpo o carposporofito
Pericarpo
Carposporofitos con Carposporangio

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14
Q

Rep. sex. Avanzada

A

Tetrasporofitos y tetrasporangio
Estiquidios

Dos tipos
Tetrasporangio zonado (4 en fila) o cruzado 🎛
O tetrahedrico se ven solo 3

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