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- 1. Multiple Choice
What is the key role (function) of carbohydrates?
energy storage
immunity, muscles, structure for tissues, cell metabolism
instant energy for cells and body functions
genetic information (heredity)
- 2. Multiple Choice
How how carbohydrates and lipids similar?
both contain C, H, O, N, P and store energy
both contain C, H, O, N and give energy
both contain C, H, O, N, S and store energy
both contain C, H, O and give energy
- 3. Multiple Choice
The monomer for carbohydrates is a monosaccharide.
True
False
- 4. Multiple Choice
Lipids key role (function ) is:
immunity, chemical reactions in the body, cell metabolism, contract muscles, regulate other proteins
store energy
instant energy for cells/body
heredity/genetic information
- 5. Multiple Choice
What elements (monomers) make up a protein?
C, H, O
C, H, O, N
C, H, O, N, P
- 6. Multiple Choice
What is the smallest unit of a macromolecule?
micromolecule
glucose
monomer
polymer
- 7. Multiple Choice
What elements (monomers) make up nucleic acids?
C, H, O
C, H, O, N, (S)
C, H, O, N, P
- 8. Multiple Choice
Carbohydrates are necessary for chemical reactions in our body.
true
false
- 9. Multiple Choice
Sugars (saccharides) are not carbohydrates.
false
true
- 10. Multiple Choice
Match the protein with the correct picture.
- 11. Multiple Choice
What is the key role (function) of a protein?
instant energy for the cell/body
hormones, buoyancy, forms cell membranes, insulation, energy storage
growth, repair, and energy, immune system, enzymes
store and transmit genetic information/heredity
- 12. Multiple Choice
Identify the monosaccharide:
- 13. Multiple Choice
Identify the lipid:
- 14. Multiple Choice
Identify the nucleic acid:
- 15. Multiple Choice
Identify the key role of nucleic acids:
instant energy
hormone, buoyancy, forms cell membranes, insulation, energy storage
transport hemoglobin, immunity,chemical reactions, regulate proteins, tissue structure
store and transmit heredity, genetic information
- 16. Multiple Choice
Carbohydrates have C, H, O. What is the ratio of elements?
2:1:2
1:3:1
1:2:1
3:1:3
- 17. Multiple Choice
The monomer for a lipid is:
monosaccharide
fatty acid
nucleotide
amino acid
- 18. Multiple Choice
The monomer for a nucleic acid is:
fatty acid
monosaccharide
nucleotide
amino acid
- 19. Multiple Choice
The monomer for a protein is:
amino acid
fatty acid
monosaccharide
nucleotide
- 20. Multiple Choice
Which macromolecule contains C, H, O, and has hydrogen and oxygen in a 2:1 ratio?
carbs
lipids
proteins
nucleic acid
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