
Ereditate - clasa a IX-a
Authored by MARIA ACREŢEI
Biology
9th Grade
Used 58+ times

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15 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
În semidominanţă :
se manifestă un fenotip intermediar în F1
raportul de segregare în F2 este 3 :1
apare o interacţiune între gene alele
genele alele determină același caracter
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Conform legilor mendeliene ale eredităţii:
genele alele determină întotdeauna caractere diferite
gameţii sunt totdeauna puri din punct de vedere genetic
hibridarea este un proces de autofecundare
caracterul recesiv se manifestă la organismele heterozigote
3.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Enunţaţi legile mendeliene ale eredităţii:
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Tipuri de cromozomi dintr-o celulă sunt:
autozomi
heterozomi
homozigoți
heterozigoți
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Homozigotul are ............................. care determină același .........................
6.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Vreau sa îți acord 10 puncte din oficiu. Primești?
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Grupa sanguină AB este determinată de:
interacţiunea între două gene recesive
semidominanţă
codominanţă
supradominanţă
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