DNA
Quiz
•
Science
•
6th - 7th Grade
•
Medium
Valeria Corbetta
Used 48+ times
FREE Resource
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24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In una cellula somatica umana sono presenti
23 cromosomi di origine paterna e 23 di origine materna
46 cromosomi di origine paterna e 46 di origine materna
46 cromatidi fratelli
23 cromosomi omologhi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La mitosi produce da ogni cellula madre:
due cellule figlie identiche alla cellula madre
due cellule figlie identiche tra loro ma diverse dalla cellula madre
due cellule figlie diverse tra loro e diverse dalla cellula madre.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se una cellula con 23 coppie di cromosomi va incontro a mitosi, ciascuna delle cellule figlie avrà:
23 cromosomi
46 cromosomi
69 cromosomi
46 coppie di cromosomi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le coppie di basi complementari nel DNA sono:
adenina - guanina e citosina - timina
adenina - citosina e guanina- timina
adenina - uracile e guanina- citosina
adenina - timina e guanina- citosina
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nel RNA è presente l'URACILE al posto di quale base azotata?
adenina
timina
guanina
citosina
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
COME SI CHIAMA LA SCIENZA CHE STUDIA LE LEGGI E I MECCANISMI DELL' EREDITARIETA'?
GENETICA
BOTANICA
ZOOLOGIA
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'INSIEME DEI CARATTERI OSSERVABILI COSTITUISCONO IL
GENOTIPO
FENOTIPO
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