Biology Review Sheet Name ______
Nucleic Acids Period _____ Date ______
Obj 1 Describe the structure of nucleic acids.
1. What are the units called that make up nucleic acids?
2. What are the three components of these units?
3. What are the two types of nucleic acids?
Obj 2 Distinguish DNA from RNA structurally and functionally.
4. What is the name of the sugar in DNA nucleotides? Underline the first letter.
5. What is the full name of DNA?
6. What is the name of the sugar in RNA nucleotides? Underline the first letter.
7. What is the full name of RNA?
8. Which has a double strand of nucleotides, DNA or RNA?
9. What is the material in each cell that contains a set of instructions that controls all genetic traits?
10. Which is more important in the actual building of proteins, DNA or RNA?
Obj 3 Relate DNA to genes, alleles, and chromosomes
11. What is a gene?
12. How do alleles relate to genes?
13. How do genes relate to DNA?
14. How does DNA relate to chromosomes?
Obj 4 Describe the structure of DNA.
15. What substances make up the backbone of a DNA molecule?
16. To which component of a nucleotide does the nitrogenous base attach?
17. If the sequence of bases of one of the two strands of DNA were A G T C C G T A G T T, what would be the sequence of the other strand?
Obj 5 Relate DNA replication to its complementary structure
List in order the four steps in DNA replication. Explain what occurs in each.
18.
19.
20.
21.