Chapter 6 Test

What is the monomer for proteins?

• monosaccharides
• amino acids
• nucleotides
• glycerine & fatty acids

What is the monomer for carbohydrates?

• monosaccharide
• amino acids
• nucleotides
• glycerin & fatty acids

What is the monomer for nucleic acids?

• monosaccharide
• amino acids
• nucleotides
• glycerin & fatty acids

What is the monomer for lipids? 

• monosaccharide
• amino acids
• nucleotides
• glycerin & fatty acids

Which elements are found in all 4 macromolecules?

• C, H, O
• C, H, N
• H, N, P
• O, P, S

An isotope of carbon is different from carbon in what way?

• number of protons
• number of neutrons
• number of electrons
• atomic number

How do buffers help people?

• decrease the pH
• raises and lowers the pH
• balance the pH
• does not affect the pH

How can a covalent molecule be polar?

• there are no polar covalent molecules

• one atom gives the electrons

• one atom takes the electrons

• uneven sharing of electrons

Where can you find the number of valence electrons (electrons in the outer shell) for each element?

• atomic number
• period number
• group number
• mass number

The "my plate" guidelines divide which food groups into approximately 1/4 divisions of the plate?

• carbohydrates, dairy, fruit, vegetables

• oil, protein, fruit, vegetables

• carbohydrates, oil, dairy, protein

• carbohydrates, protein, fruit, vegetables