Macromolecules

All living things contain what element?

• helium
• sodium
• copper
• carbon

Which of the following compounds is most likely to be part of living organisms?

• C6H12O6
• BF3
• MoCl2
• CsI

Which most directly controls the rate at which food is broken downs to release energy? 

• enzymes
• hormones
• nucleic acids
• vitamins

RNA and DNA are which type of organic compound?

• carbohydrate
• lipid
• nucleic acid
• protein

Plants and animals are composed of organic compounds. Which of the following are the common elements found in organic compounds?

• iron, oxygen, nickel, copper
• sodium, potassium, gold, hydrogen
• helium, neon,argon,krypton
• carbon,hydrogen, oxygen, nitrogen

What characteristic of Carbon (C) makes it essential to living organisms?

• carbon forms crystal structures under certain conditions.
• carbon can exist as a solid, liquid, or gas.
• carbon bonds in many ways with itself to form chains.
• carbon exists in radioactive forms. 

The clear proteins of egg white becomes opaque and firm when cooked because the heat

• mutates the DNA
• turns the protein into carbohydrates
• stops protein formation
• changes the protein structure

What types of monomers form proteins?

• Glucose
• Nucleotides
• Amino Acids
• Polyatomic ions

Tags

NGSS.HS-LS1-6

Proteins are large macromolecules composed of thousands of subunits. The structure of the protein depends on the sequence of

• lipids
• monosaccharides
• amino acids
• nucleotides

Which of the following is a primary function of carbohydrates?

• storage of energy
• transmission of genetic material
• acceleration of chemical reactions
• transport of molecules across membranes