DNA and Protein Synthesis Review Internet Activity
Name_______________Date__________Mod_______
Directions: As you go through the website, answer the questions carefully.
You may go at your own pace but this assignment is due at the end of the
mod. When it says “GO TO” the place is underlined. Questions are
numbered. You may have to press the “BACK” button on your browser to
find the places.
GO TO http://learn.genetics.utah.edu/
GO TO Tour the Basics
GO TO What is DNA?
1. What does DNA stand for?
2. How does only 4 letters help DNA tell the body what to do?
3. What are genes made of?
4. What is hemoglobin?
5. What happens if a hemoglobin gene is mutated?
GO TO What is a Chromosome?
6. What are chromosomes used for?
7. How many chromosomes does a human have?

8. How many chromosomes does a carp have?
GO TO What is a Protein?
9. How do proteins help us feel pain?
10. Why do nerve cells have branches?
11. What do genes have to do with proteins?
12. How do proteins get made? Describe transcription and translation.
13. What happens once a protein is made?
GO TO What is heredity?
14. Why do children look like their parents?
15. How do kids get genes from their parents? Talk about sperm, egg and
chromosomes in your answer.

16. Why is every child unique?
GO TO What is a trait?
17. What is a trait?
18. What types of traits exist?
19. Explain how genetics and environmental influences our traits. Give examples.
20. How are traits determined? Give some examples of combinations.
21. What is homozygous?
22. What is heterozygous?

23. Explain how traits like hitchhiker’s thumb can be inherited. You may draw a
picture.
24. What is incomplete dominance?
GO TO DNA to Protein.
GO TO Transcribe and Translate a Gene
25. Write down your mRNA that you made below.
26. Write down the amino acids in order that you made below.
GO TO What Makes A Firefly Glow?
27. As your view the animation, describe how proteins are created to make fireflies
glow. Use the vocabulary from the animation in your explanation. Be sure to
include all the steps and describe completely.