The Molecules of Life

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Name: ______________________________
The Molecules of Life
This assignment requires you to visit a website. You can find the link here or attached to the google
assignment. You will click different links to find the information. Most links are on the first page.
Question
Answer
1. There are several
molecules essential to life.
What are the basic four?
Carbohydrates
Question
2. What are
carbohydrates used for in
your cells?
3. Where do the
carbohydrates we use as
food come from?
4. What are the 3 types of
carbohydrates listed?
5. What are sugars used
for?
6. What is the difference
between a
monosaccharide and
disaccharide?
7. What molecules are
pentose sugars important
for?
8. What type of sugar is
starch made of?
Answer
Name: ______________________________
9. What is starch used for
in plants?
10. What is starch broken
down into?
11. What are 3 types of
food starch can be found
in?
12. What is cellulose used
for?
13. What is cellulose
made of?
14. Where can you find a
bunch of cellulose?
Lipids
Question
15. What are some
examples of lipids?
16. What kind of lipid
makes up cell
membranes?
Answer
Name: ______________________________
17. Take a screenshot of
the triglyceride molecule
on the page (or draw if
you are using paper).
Paste the image at the
right.
Take a screenshot by
holding command+shift+4
Proteins
Question
18. What is the purpose of
proteins? What job do
they have in life?
19. What is different in the
chemical makeup of
proteins vs carbohydrates
and lipids?
20. What are proteins
made of?
21. What provides the
master blueprint for
proteins?
22. According to the web
article, roughly how much
of our dry body weight
does protein makeup?
Answer
Name: ______________________________
Nucleic Acids
Question
Answer
23. What are nucleic acids
important for in a cell?
24. What are the 2 key
nucleic acids?
25. What governs the
biological activity of the
nucleic acid?
If you finish early, click the Biochemistry link and explore the
links in the concept map.
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