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WorksheetsDNA/RNA Test Review
Total questions: 20
Worksheet time: 12mins
All living organisms have ________.
arms
hair
DNA
the ability to move
What is a mutation?
A superpower
A change in the nucleotide sequence (bases) of a gene
Something that happens when you get bitten by a spider
Where is our genetic code found?
cell wall
cytoplasm
nucleus
endoplasmic reticulum
What do we call a mutation that reduces an organism's chance to survive and reproduce?
beneficial
harmful
neutral
What do we call a mutation that has no effect on an organism's ability to survive and reproduce? (Example: red hair is a genetic mutation)
neutral
beneficial
harmful
What do we call a mutation that increases an organism's chance to survive and reproduce? (Example: camouflage)
neutral
harmful
beneficial
The sequence CGA on DNA would be transcribed to ______ on mRNA.
GCT
GCU
CGA
AGC
mRNA is read in groups of ______ bases
4
3
2
1
In DNA, A pairs with _____.
C
G
U
T
In RNA, A pairs with _____.
T
C
U
G
In RNA and DNA, C pairs with _____.
G
T
U
A
What is the most common type of gene mutation?
deletion
insertion
substitution
RNA needs DNA to take instructions to the ribosomes to make proteins
True
False
The shape of DNA is referred to as ___________________.
a single helix
a double helix
a triple helix
The shape of RNA is referred to as ____________.
a double helix
a triple helix
a single helix
What is the name of the genetic disorder where the body produces abnormally thick mucus in the lungs and intestines, making it hard to breathe?
sickle cell anemia
cystic fibrosis
hemophilia
Down Syndrome
What is the name of the genetic disorder where a person’s blood clots very slowly or not at all? This makes everyday bumps and bruises very dangerous, and sometimes life threatening.
sickle cell anemia
hemophilia
cystic fibrosis
Down Syndrome
What are the correct base pairs for DNA?
A-U C-G
A-T C-U
A-T C-G
A-G C-T
What are the correct base pairs for RNA?
A-U C-G
A-T C-G
A-C T-G
A-U C-T
Mutations can be beneficial, neutral, or harmful to the organism.
False
True
