more biology help 2?

[xocharliesangelx]

1. Which of the following is NOT considered an organic molecule?

A. Carbohydrates
B. Water
C. Lipids
D. Nucleic acids
2. Which macromolecules are used to store energy in living organisms?

A. carbohydrates and lipids
B. carbohydrates and nucleic acids
C. nucleic acids and lipids
D. nucleic acids and proteins
3. Storing genetic information is a major function of ___________.

A. carbohydrates
B. lipids
C. fatty acids
D. nucleic acids
4. A molecule shaped like a spiral staircase (double helix) is typical of __________.

A. DNA
B. RNA
C. proteins
D. carbohydrates
5. For the following molecule, select the organic molecule that is most closely associated with it.
Amino acids


A. carbohydrates
B. DNA
C. proteins
D. lipids
6. For the following molecule, select the organic molecule that is most closely associated with it.
fatty acids


A. carbohydrates
B. DNA
C. proteins
D. lipids
7. For the following molecule, select the organic molecule that is most closely associated with it.
nucleotides


A. carbohydrates
B. DNA
C. proteins
D. lipids
8. For the following molecule, select the organic molecule that is most closely associated with it.
monosaccharides


A. carbohydrates
B. DNA
C. proteins
D. lipids
9. Party mix, which contains pretzels, nuts, and raisins, is an example of what kind of mixture?

A. homogeneous
B. heterogeneous
C. compound
D. molecule
10. A pure solution is also called a ___________.

A. heterogeneous mixture
B. homogeneous mixture
C. compound
D. molecule