
WJEC DNA AC ETIFEDDIAD

Quiz
•
Biology
•
10th Grade
•
Medium
Standards-aligned
L Evans
Used 1+ times
FREE Resource
30 questions
Show all answers
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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