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Zgradba DNA

Authored by Mojca Segel

Biology

9th Grade

Used 538+ times

Zgradba DNA
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19 questions

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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

Media Image

Na skici je simbolno prikazan nukleotid. Kaj simbolizira vijoličen petkotnik?

fosfat

sladkor

dušikovo bazo

vodikovo vez

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

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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