
Mutatii
Authored by Doina Lavric
Biology
9th Grade
Used 39+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Mutatiile sunt modificari programate in structura ADN.
Adevarat
Fals
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Mutatiile genomice:
Schimba succesiunea unui numar mic de perechi de nucleotide
Modifica numarul total de cromozomi
Schimba pozitia unor fragmente cromozomale
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Mutatiile care schimba succesiunea unui numar mic de perechi de nucleotide se numesc:
Cromozomiale
Genomice
Genice
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Variablitatea unei populatii este crescuta de:
Mutatiile letale
Mutatiile indiferente
Mutatiile avantajoase
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Din categoria agentilor mutageni fizici fac parte:
Cofeina
Radiatiile ionizante
Agentii alkilanti
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Antibioticele sunt agenti mutageni:
Biologici
Fizici
Chimici
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Prin iradierea repetata a plantelor s-a reusit:
Aparitia rezistentei la rugina la piersic
Aparitia rezistentei la patare a frunzelor de alun
Obtinerea a peste 300 de noi soiuri de plante ornamentale
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