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WJEC DNA AC ETIFEDDIAD

Authored by L Evans

Biology

10th Grade

NGSS covered

Used 1+ times

WJEC  DNA AC ETIFEDDIAD
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth yw adeiledd DNA?

Un gadwyn o broteinau

Dwy gadwyn hir o siwgr a ffosffad wedi'u cysylltu gan fasau

Cellbilen wedi’i wneud o lipids

Cadwyn o asidau amino

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth yw siâp moleciwl DNA?

Sffêr

Helics sengl

Helics dwbl

Triongl

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa fas sy'n paru â thymin (T)?

Cytosin

Gwanin

Adenin

Uracil

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa fas sy'n paru â gwanin (G)?

Thymin

Cytosin

Adenin

Uracil

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth yw rôl y cod tripled mewn synthesis proteinau?

Amddiffyn DNA rhag niwed

Dangos lle i ddechrau synthesu

Pob tripled yn codio ar gyfer un asid amino

Dileu genynnau gwan

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth yw proffilio genynnol (genetic profiling)?

Dull o greu DNA newydd

Dull o dorri DNA a’i wahanu’n fandiau

Dull o dynnu sampl gwaed

Dull o drin clefydau genetig

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sut gellir defnyddio proffilio DNA mewn achosion troseddol?

I greu DNA newydd

I weld patrwm DNA’r troseddwr a’i gymharu ag un o’r safle

I ddinistrio tystiolaeth

I fesur tymheredd y corff

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