DNA vs. RNA
In the spaces provided, write “D” if the statement is true of DNA. Write “R” if the
statement is true of RNA. Write “B” is the
statement is true of both DNA and RNA.
______1. consists of a single strand of
nucleotides
______2. made of nucleotides linked together
______3. contains deoxyribose
______4. contains the nitrogen base Uracil
______5. contains ribose
______6. is a nucleic acid
______7. consists of a double strand of
nucleotides
______8. contains a base that pairs with adenine
Complete the table below
DNA mRNA tRNA
Number of
strands 2
1 1
Location
Nucleus
Nucleus to
cytoplasm
cytoplasm
Components
of nucleotide
Deoxyribose,
phosphate,
nitrogenous
base (G,A,T,C)
Ribose,
phosphate,
nitrogenous base
(G,A,U,C)
Ribose, phosphate,
nitrogenous base
(G,A,U,C)
Function
Stores genetic
information that
codes for all
proteins made in
the cell
Carries
temporary
copies of the
message
contained in DNA
to the ribosome
to be translated
Carry amino acids
to the ribosome to
create the proper
proteins
R
B
D
R
R
B
D
B
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Structure
(drawing)
Match the properties in column A, with the nucleic acids in column B
Column A
______9. carries amino acids to ribosomes
______10. composed of two chains of nucleotides
______11. contains Thymine
______12. contains ribose
______13. involved in translation
______14. made during transcription
______15. contains phosphate & ribose
______16. contains Cytosine
______17. contains Uracil
Transcription
Use the word bank below to label the diagram of transcription:
B
Column B
A. DNA
B. mRNA
C. tRNA
D. mRNA and tRNA
E. DNA and mRNA
F. DNA, mRNA, and tRNA
A
A
D
E
B
D
F
D
DNA mRNA Cytoplasm
Nitrogen base nucleotide tRNA
DNA Helicase Nucleus RNA polymeras
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