Uploaded by Debra Bowers

DNA Structure Quiz

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DNA Assessment
Name ______________________________
Biology 375
Matching: Match the following vocabulary words to the definitions on the right.
1. Amino acid
A. holds the two sides of the DNA helix together
2. Nucleotide
B. building blocks of a protein
3. Hydrogen bond
C. subunit of DNA made of a phosphate, sugar, & nitrogen base
4. Mutation
D. a permanent change in the DNA sequence-can be inherited
or acquired
5. Replication
E. process where DNA makes an exact copy of itself
6. Adenine
A. Nitrogen base that pairs with adenine
7. Guanine
B. Nitrogen base that pairs with guanine
8. Cytosine
C. Nitrogen base that pairs with cytosine
9. Thymine
D.
Nitrogen base that pairs with thymine
Multiple Choice: Choose the letter of the best answer. Mark your answer on the line to the left.
10. What do amino acids form?
A. lipids
B. carbohydrates
C. proteins
D. nucleic acids
11. What do nucleotides form?
A. Lipids
B. Carbohydrates
C. Protein
D. nucleic acid.
12. Where is DNA found in a eukaryotic cell?
A. in the ribosome
B. in the chloroplast
C. in the cell membrane
D. in the nucleus
13. What makes up the backbone of DNA?
A. ribose
B. phosphate groups
C. deoxyribose
D. both a and b
E. both b and c
1
DNA Assessment
Name ______________________________
Biology 375
Match the parts of a nucleotide to the picture below.
A
14. Deoxyribose
15. Phosphate
C
B
16. Nitrogen base
17. Using the following strand of DNA:
a. Fill in the complementary strand of DNA.
DNA Sequence:
ATG GCA
1
2
ACT
3
TTA
4
CCA
5
TCT
6
AAT
7
CGC
8
TTA
9
TTC
10
TGA
11
Complementary DNA Sequence:
___ ___ ___ | ___ ___ ___ | ___ ___ ___ | ___ ___ ___ | ___ ___ ___ | ___ ___ ___|
1
2
3
4
5
6
___ ___ ___ | ___ ___ ___ | ___ ___ ___ | ___ ___ ___ | ___ ___ ___
7
8
9
10
11
2
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