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DNA Review

2. Q1 The process where RNA is made from DNA is known as: A copying
B translation
C transcription
D replication

3. Q2
Which of the following enzymes is unzips the double helix during DNA replication?
A Helicase
B Ligase
C DNA polymerase
D RNA polymerase

4. Q3 All of the following are differences in DNA and RNA EXCEPT
A. DNA has uracil and RNA has
thymine
B. RNA is single stranded while DNA
is double stranded
C. DNA and RNA have different sugars
D. In eukaryotic cells, DNA is found in
the nucleus and RNA is found in the nucleus and cytoplasm

5. Q4
What kind of mutation occurred in the following sequence of bases in a RNA molecule? Original Sequence: GAC UAC Mutated sequence: GAC UGC A deletion B chromosomal C insertion D substitution

6. Q5
If one side of the DNA molecule reads ATGCCGT, what would the complementary side read?
A TACGCCU
B UACGGCA
C TACGGCA
D TAGCCGA

7. Q6
Which of the following can be found both in DNA and RNA, making them similar molecules?
A deoxyribose
B nucleotides
C thymines
D double helices

8. Q7
What is the purpose of the transfer RNA? A. it unzips the double helix so transcription can begin B. it retrieves amino acids from the cytoplasm for protein construction C. it carries genetic information to the ribosomes D. it produces a complimentary copy of a strand of DNA

9. Q8
Which of the following is not part of a nucleotide in DNA? A. Deoxyribose B. Nitrogenous bases C. Phosphate group D. Ribose

10. Q9 RNA differs from DNA in that it Contains two strands instead of one
Has the base guanine
Contains a ribose sugar
Is only found in the nucleus

11. Q10 The picture is an illustration of: Nucleotide Amino Acid
Polypeptide
Fatty Acid