
Prirodni odabir
Quiz
•
Biology
•
12th Grade
•
Hard
viktoria viktoria
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prirodni odabir je nasumičan proces koji se događa slučajno.
Točno
Netočno
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Što najbolje opisuje pojam "fitness"?
Brzina jedinke
Snaga jedinke
Broj zdravih potomaka koje ostavi jedinka
Dominacija u čoporu
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Koji čimbenici mogu djelovati kao selekcijski pritisak?
Predatori
Gubitak staništa
Duži životni vijek
Nedostatak hrane
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aleli koji smanjuju fitness postaju ______ u populaciji.
rjeđi
češći
isti
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jedinke koje su najjače uvijek imaju najveći fitness.
Točno
Netočno
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zašto alel za srpastu anemiju može povećati fitness u nekim područjima?
Jer sprječava druge mutacije
Jer pruža otpornost na malariju
Jer poboljšava cirkulaciju
Jer povećava izdržljivost
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Koje posljedice može imati učestala upotreba antibiotika?
Povećanje tjelesne temperature
Jačanje imuniteta
Selekcijski pritisak na bakterije
Razvoj superbakterija
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Genska raznolikost povećava šansu populacije za preživljavanje promjena u okolišu.
Točno
Netočno
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