universidade catÓlica de goiÁs aspectos gerais prof. ricardo goulart departamento de biologia...

UNIVERSIDADE CATÓLICA DE GOIÁS

ASPECTOS GERAIS

Prof. Ricardo Goulart

DEPARTAMENTO DE BIOLOGIA

Tópicos em BiotecnologiaBIO 1320

ORGANOLOGIA

Organismo

Órgãos Células

Célula

Núcleo

DNA + RNA

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CONSIDERAÇÕES GERAIS

• Genética- Estudo dos genes / herança• Genoma

- Todo o complemento do material genético

• Hereditariedade

- Similaridade biológica entre a prole e os genitores

• Mitose- Divisão celular – Proliferação,

regeneração...• Meiose- Divisão celular – Redução cromossômica

- Gametogênese

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• DNA

• RNA

- Ácido desoxirribonucléico- Hereditariedade

- Ácido ribonucléico

• Cromossomos- DNA condensado

• Cromatina- DNA descondensado

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• Lócus- Endereço cromossômico

• Alelos- Fragmentos de DNA que se encontram no

mesmo lócus.

• Gene- Segmento de DNA que codifica proteína

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• Dominante- Gene

“funcional”• Recessivo- Silenciado pelo dominante

Dominante “A” Recessivo “a”

• Homozigoto- Mesmo par de

genes

• Heterozigoto- Dominante + Recessivo

Homozigoto AA / aa Recessivo Aa

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• Íntron- Seqüência intercalar

• Exon- Seqüência codificante

• Genótipo- Composição

genética• Fenótipo- Manifestação do

genótipo- Característica física

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universidade catÓlica de goiÁs aspectos gerais prof. ricardo goulart departamento de biologia...

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