Biologija 7.razred

Quiz
•
Biology
•
7th Grade
•
Hard

Gredeljevic Anastasija
Used 22+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Šta je ćelijski metabolizam?
Priprema za deobu i deoba koja sledi.
Svi procesi u ćeliji pri kojima se energija vezuje, oslobađa ili troši.
Složena deoba pri kojoj od posebnih telesnih ćelija nastaju polne ćelije.
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Organele kestastog oblika koje razlažu krupnije delove supstanci na sitnije, pa im često pripisujemo ulogu ćelijskog varenja.
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Štikliraj tačne činjenice vezane za gene i hromozome.
(dva tačna odgovora)
Geni ne daju uputstva za izradu proteina.
Geni su nosioci naslednih osobina.
Hromozomi predstavljaju gusto pakovanje DNK.
Hromatide se sastoje od potpuno različitih DNK pa samim tim nemaju iste gene.
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Složena ćelijska deoba pri kojoj od telesnih ćelija nastaju telesne ćelije.
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Štikliraj tačne činjenice vezane za mejozu.
(dva tačna odgovora)
Mejoza je složena deoba pri kojoj od posebnih telesnih ćelija nastaju polne ćelije.
Kada poređamo parove hromozoma prema veličini dobijamo kariotip.
Na kraju nastaju četiri polne ćelije sa n brojem hromozoma.
Oplođena jajna ćelija se naziva gamet.
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Oblast koja proučava nasleđivanje i promenljivost osobina živih bića.
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Štikliraj dve tačne činjenice.
Prvo Mendelovo pravilo glasi da se aleli istog lokusa razdvajaju prilikom mejoze.
Uvek se ispoljava recesivan alel.
Mendel je dokazao da se osobine roditelja stapaju kod potomaka.
Dva gena utiču na istu osobinu i oni se nazivaju genski lokus.
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