1. Station 1: Copy the standards and the Essential Question from the front board. 1. Standards: components of DNA; enzymes; structure & function of biomolecules 2. Essential Question: How can I demonstrate understanding of Biology concepts?

2. Station 2: Label each biomolecule correctly
Station 2: Label each biomolecule correctly. Use the following words: Lipid, Protein, Carbohydrate, DNA 1
LIPID 2
DNA 4 3
CARBOHYDRATE
PROTEIN

3. Station 3: Answer the following questions.1
A enzyme is a biological _________ (catalyst/carbohydrate) because it __________ (increases/decreases) the speed of a reaction by __________ (increasing/decreasing) the energy needed. ____________ (DNA Polymerase/Helicase) unzips the DNA molecule before replication begins. ____________ (DNA Polymerase/Helicase) brings new nucleotides to the original DNA strands during replication. 2 3 4 5

4. Station 4: Complete the complementary strand for the DNA sequence below. A-T-A-A-T-C-G-A-G-A-G-A-T-T-C-A-A-T-C-G ____________________________ If there are 20% of a random strand of DNA is composed of adenine bases, what percent of the DNA is guanine? _______
T-A-T-T-A-G-C-T-C-T-C-T-A-A-G-T-T-A-G-C
30%

5. Station 5: In one sentence, answer the question below
Station 5: In one sentence, answer the question below. Why does the DNA of a cell replicate before the cell divides to make a two new cells? ____________________
Each new cell needs an exact copy of the DNA in its nucleus.

6. Station 6: Answer the question below in 1 sentence
Station 6: Answer the question below in 1 sentence. All living things have DNA, but not all living things have the same DNA. Knowing this, what does the DNA of all living things have in common? ______________________
The DNA of all living things is made of the same parts – phosphate, deoxyribose, and four nitrogen bases (A-T, C-G).

7. Station 7: Answer the question below in 2 sentences
Station 7: Answer the question below in 2 sentences. Why is the shape of DNA described as a double helix? (Think about what those words mean!) ______________________
A DNA molecule is made of two twisted strands, with the backbone on the outside (like a twisted ladder!)

8. Station 8: Fill in the blanks below.
The two strands of DNA are said to be ________________ (opposites/complementary). This is true because of the ____ _______ rule. 1
base pairing

9. Station 9: Which of the following make up the backbone of DNA
Station 9: Which of the following make up the backbone of DNA? Deoxyribose sugar Nitrogen base Phosphate group ______________ & _____________
Deoxyribose sugar
Phosphate group

10. Station 10: Correctly match the monomers to the polymers
Station 10: Correctly match the monomers to the polymers. Use the following words: nucleotide, monosaccaride, amino acid, fatty acid Protein _______________ Carbohydrate _____________ Lipid: _______________ DNA: ______________
amino acid
monosaccharide
fatty acid
nucleotide

11. Station 11: Look at the diagram below and focus on the last picture on the right. In one sentence, what does it mean that DNA replication is semi-conservative? ______________________________
Each new DNA molecule is made of one original and one new strand.

12. Station 12: Read the information and answer the question
Station 12: Read the information and answer the question. When you mix oil and water in a cup, they do not mix. When you mix food coloring and water in a cup, they do mix. This means that oil does not dissolve in water. What type of biomolecule is oil? __________________
lipid

13. Station 13: Which of the following did Miss Rosalind Franklin help to discover? - The function of DNA - How DNA was created - The structure of DNA ___________________
the structure of DNA

14. Station 14: Fill in the blanks in the paragraph
Station 14: Fill in the blanks in the paragraph. Use the following words: antiparallel, double helix, complementary
double helix
DNA is in the shape of a ______ ______. The two sides, or strands, of DNA are ___________ to one another. The direction of the DNA strands are said to be ________________ because they run in opposite directions, allowing the bases to bond in the middle with the backbone on the outside.
complementary
antiparallel

15. Station 15: Draw the nucleotide below and then label the three parts.
nitrogen base 1 2
phosphate group 3
deoxyribose sugar