Genetica Flashcards

1
Q

Quais sao as bases nitrogenadas puricas e as pirimidicas?

A

Adenina e guanina
Timina e citosina

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2
Q

O que é cromatina

A

Dna condensado com proteinas histonas

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3
Q

O que é eucromatina

A

Parte com dna ativo

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4
Q

Qual a funçao da enzima Dna polimerase

A

Identificaçao da fita molde,montagem da fita nova e correçao dos erros

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5
Q

O que é um rna mensageiro

A

É o gene transcrito,informaçao que define a sequencia de aminoacidos,cada codon libera um aminoacido

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6
Q

Qual o start codon

A

AUG

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7
Q

Quais os stop codons

A

UAA,UAG,UGA

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8
Q

Qual enzima participa do splicing

A

Enzima de restriçao

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9
Q

Qualmo nome do processo de passagem do dna pro rna m

A

Transcriçao

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10
Q

Como ocorre o splicing

A

Retirada dos introns(trecho inativo do gene) por meiomdas enzimas de restriçao

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11
Q

Qual a funçao do dna lixo

A

Delimita os genes

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