
Legile mendeliene ale eredității cl9
Presentation
•
Biology
•
9th Grade
•
Hard
Mădălina Mardare
FREE Resource
7 Slides • 7 Questions
1
2
Multiple Choice
Proprietatea indivizilor dintr-o specie de transmite urmașilor caracterele lor reprezintă:
genotipul
variabilitatea
fenotipul
ereditatea
3
4
Multiple Choice
Gregor Mendel și-a realizat cercetările pe:
musculița de vin
șoareci de laborator
mazăre
musculița de oțet
5
6
Multiple Choice
Apreciați valoarea de adevăr a afirmației:
Dihibridarea este încrucișarea unor indivizi care se deosebesc printr-o singură pereche de caractere.
Adevărat
Fals
7
8
Multiple Choice
Una dintre legile eredității lui Gregor Mendel este:
Plasarea liniară a genelor pe cromozomi
Crossing-over
Legea purității gameților
Transmiterea înlănțuită a genelor de pe același cromozom
9
10
Multiple Choice
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
11
12
Multiple Choice
Ce tipuri de gameți produce individul cu genotipul Aa?
Aa
a
A și a
A
13
14
Multiple Choice
Genotipul AA este:
homozigot recesiv
heterozigot dominant
homozigot dominant
heterozigot recesiv
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