Zgradba DNA

Quiz
•
Biology
•
9th Grade
•
Medium
Mojca Segel
Used 527+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vse evkariontske celice imajo:
celično steno.
kloroplast.
jedro.
lizosom.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Osnovna gradbena enota DNA je:
nukleus.
nukleotid.
nukleinska kislina.
nitrat.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koliko različnih nukleotidov je v molekuli DNA.
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bazni par v molekuli DNA je:
adenin - citozin
citozin - timin
timin - adenin
adenin - citozin
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na skici je simbolno prikazan nukleotid. Kaj simbolizira vijoličen petkotnik?
fosfat
sladkor
dušikovo bazo
vodikovo vez
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na skici je odsek DNA. Kaj omogoči povezovanje obeh verig v enotno strukturo?
kovalentna vez.
privlak med dušikovimi bazami.
vodikove vezi.
esterska vez med dušikovimi bazami.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Izberi osnovne gradnike adenin nukleotida:
fosfat - deoksiriboza - adenin
nitrat - deoksiriboza - adenin
adenin - timin - fosfat
adenin - citozin - deoksiriboza
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