Qual é a estrutura do DNA?

Replicação e Estrutura do DNA

Interactive Video
•
Biology, Science
•
9th - 12th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma dupla hélice
Uma única fita
Três fitas entrelaçadas
Uma fita circular
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são as bases complementares no DNA?
A e G, C e T
A e T, C e G
A e C, G e T
A e T, G e C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o sentido de replicação do DNA?
3 linha para 5 linha
5 linha para 3 linha
Aleatório
Depende da fita
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual enzima é responsável por separar as fitas de DNA?
Exonuclease
Helicase
DNA Polimerase
Primase
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é um Primer de RNA?
Um fragmento de DNA
Uma proteína
Um pedaço pequeno de RNA
Uma enzima
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como é formada a fita líder durante a replicação do DNA?
A partir de fragmentos de Okazaki
Sem a necessidade de Primers
De forma contínua
De forma descontínua
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Por que a fita tardia é formada de maneira descontínua?
Devido à ação da Exonuclease
Por causa da ausência de Primers
Porque segue na posição contrária
Devido à falta de nucleotídeos
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