DNA And Mutations Question Preview (ID: 60231)
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In RNA which letter pairs with U
a) A
b) T
c) G
d) C
Which type of mutation is the worst?
a) Substitution
b) X-men
c) Deletion
d) Hulk
DNA is found in which part(s) of the cell?
a) Ribosome
b) Nucleus
c) Nucleus and mitochondria
d) Chloroplast
If there is one letter change in the RNA, it might lead to the same amino acid as before
a) False
b) I dont know
c) All of these answers
d) True
Which of these is true about RNA?
a) It is single stranded
b) It has U instead of A
c) It is double stranded
d) It never leaves the nucleus
Which of these is NOT true about mutations?
a) They can be beneficial (good) for the organism
b) They can be negative (bad) for the organism
c) They can be neutral (not bad or good) for the organism
d) They are always harmful
What is the start sequence for RNA at the beginning of every protein?
a) CCA
b) UUG
c) AUG
d) AUC
Why cant DNA leave the nucleus?
a) It cant fit through the holes in the nucleus
b) DNA isnt in the nucleus its in the ribosome
c) Its too valuable in case something happens to it
d) It does leave the nucleus
How many chromosomes does a sperm cell contain?
a) 23 pairs
b) 23
c) 46 pairs
d) 46
Which of these is not something that can cause DNA mutations?
a) Sunlight
b) Smoking
c) Lack of exercise
d) Radiation
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