O ácido desoxirribonucleico (DNA) e o ácido ribonucleico (RNA) são os dois tipos de ácidos nucleicos existentes. Podemos diferenciar o DNA e o RNA analisando, por exemplo, as bases nitrogenadas que ocorrem nessas moléculas. Qual base nitrogenada não ocorre no DNA?
TESTE ÁCIDOS NUCLEICOS

Quiz
•
Biology
•
9th Grade
•
Hard
larissa jaiany
Used 4+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
adenina
guanina
citosina
uracila
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marque a alternativa que indica corretamente o nome do açúcar encontrado na molécula de DNA.
ribose
desoxirribose
dexarribose
pentarribose
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No RNA, a adenina pareia com qual base nitrogenada?
uracila
timina
citosina
guanina
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O DNA e o RNA são macromoléculas constituídas por moléculas mais simples chamadas:
aminoácidos
nucleotídeos
pentose
fosfato
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual são as duas bases Púricas?
adenina e timina
adenina e citosina
adenina e guanina
adenina e uracila
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Moléculas de DNA são constituídas por quantas fitas?
2
3
4
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As moléculas do RNA são geralmente formadas por...?
2 cadeias
1 cadeia
3 cadeias
5 cadeias
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