Functia heterocatalitica-Codul genetic

Quiz
•
Biology
•
12th Grade
•
Medium
Ionela Dragomir
Used 3+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selectați varianta corectă!
funcția autocatalitică se mai numește Sinteza proteinelor
codonul start est AUG
codonul este alcătuit din 3 nuceotide alăturate din molecula ADN
toate variantele sunt false
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dogma centrala a genetici este:ADN-ARN-Proteine
Adevarat
Fals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alege din următoarea listă codonii stop:
UAA, UAG, UGA
UAA, AUG, UGA
AUU, UGA, AUG
UAA, UAG, AGU
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Codul genetic reprezintă o aociere de trei nucelotide.
Adevarat
Fals
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Codul genetic este degenerat, adică doi codoni vecini nu au nucleotide comune.
Adevarat
Fals
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alegeți varianta corectă de răspuns privind caracteristicile codului genetic!
este universal, adică poate fi codificat de un codon
este fără virgule, adică între 2 codoni vecini nu sunt nucleotide fără sens
este nesuprapus, la toate organismele aceiași codoni codifică același aa
toate variantele sunt corecte
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentru codificarea celor 20 de aminoacizi din structura proteinelor, există 64 de codoni.
Adevarat
Fals
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Codonii stop inițiază mesajul genetic și codifică aminoacizi.
Adevarat
Fals
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