DNA e genetica

Quiz
•
Chemistry
•
8th Grade
•
Medium
Used 46+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cos'è il DNA?
Una doppia elica
Una molecola complessa
Un organulo
La sede dell'informazione genetica
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la funzione dell'elicasi?
Srotolare l'elica
Rompere i legami H doppi
Rompere i legami H tripli
Rompere tutti i legami H
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cos'è la DNA polimerasi?
Una proteina
Uno zucchero
Un complesso enzimatico
Un enzima
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In che direzione si muove la DNA polimerasi?
5'-3'
3'-5'
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cos'è il primer?
Una sequenza di DNA
Una sequenza di mRNA
Una sequenza di tRNA
Una sequenza di RNA
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A cosa serve il primer?
Ad allungare il DNA
Ad accorciare il DNA
A far iniziare alla DNA polimerasi l'appaiamento dei nucleotidi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
I plasmidi sono
Parti di DNA protista
Sequenze nucleotidiche del cromosoma batterico
Sequenze nucleotidiche extracromosomiche
Filamenti di DNA eucariota aggiuntivo
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