DNA
Quiz
•
Biology
•
2nd Grade
•
Medium
Jonatas Oliveira
Used 27+ times
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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A citocina só pode ser pareada com:
Timina
Uracila
Guanina
Adenina
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PUC-PR) No esquema abaixo sobre a estrutura do DNA, os números 1, 2 e 3 representam, respectivamente:
Base nitrogenada, desoxirribose e fosfato;
Base nitrogenada, fosfato e desoxirribose;
Fosfato, desoxirribose e base nitrogenada;
Fosfato, base nitrogenada e desoxirribose;
Desoxirribose, fosfato e base nitrogenada.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se uma molécula de DNA apresentar a seguinte sequência: ATTACCG, a cadeia complementar será
UTTUCCG
TAATGGC
GCCATTA
AUUACCG
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual significado de DNA?
Base nitrogenada púrica
Grupo fosfato
Ácido desoxirribonucleico
Ácido ribonucleico
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma fita de DNA apresenta a seguinte sequência:
AACGTCCT
Marque a alternativa que indica corretamente a sequência encontrada na fita complementar:
TTGCAGGA
CCTAGGAT
AACCCTTG
ATCGATCG
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determine a sequência de RNA obtida a partir da sequência de DNA CGATAG:
GCUAUU
GCUAUC
GCUAUG
GCTATC
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dizer que as duas cadeias de uma molécula de DNA são complementares significa que
elas tem os mesmos tipos de bases nitrogenadas
uma delas é formada apenas pelas bases A e T, e a outra, por C e G.
uma delas é formada apenas pelas bases A e G, e a outra, por T e C
onde houver uma base A em uma delas, haverá um T na outra, e onde houver um C em uma cadeia, haverá um G na outra.
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