

Composição e Funções do DNA
Interactive Video
•
Biology, Science
•
8th - 12th Grade
•
Practice Problem
•
Hard
Ethan Morris
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a composição básica do DNA?
Ácidos graxos e glicerol
Aminoácidos e açúcares
Duas fitas de nucleotídeos
Proteínas e lipídios
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece quando as pontes de hidrogênio do DNA se desfazem?
O DNA se dissolve
As fitas de DNA se unem
As fitas de DNA se separam
O DNA se transforma em RNA
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais bases nitrogenadas se emparelham durante a duplicação do DNA?
Adenina com citosina, guanina com timina
Adenina com guanina, citosina com timina
Adenina com timina, citosina com guanina
Adenina com uracila, citosina com guanina
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual enzima é responsável por unir os nucleotídeos durante a duplicação do DNA?
RNA polimerase
Ligase
Helicase
DNA polimerase
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como são compostas as novas moléculas de DNA após a duplicação?
Duas fitas antigas
Duas fitas novas
Uma fita nova e uma fita antiga
Três fitas novas
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