Biochem Quiz

Protein molecules are composed of long chains of __________________

• DNA
• amino acids
• RNA
• ribosomes

Tags

NGSS.HS-LS1-6

Which macromolecule doesn't dissolve in water?

• Carbs
• Lipids
• Nucleic Acids
• Proteins

Which of the following are nucleic acids?

• Saturated and unsaturated fats
• DNA and RNA
• collagen and keratin
• glucose and starch

Which of the following foods contain mostly lipids?

• fruit
• butter
• chicken
• carrots

Nucleic acids, proteins, and other large biological molecules are known as polymers because...

• they are the base units used in the formation of plastics
• they all function as enzymes
• they contain only ionic bonds
• they contain many small, repeating subunits bonded together

A student is preparing to run in a school track competition. For the quickest source of energy, the student should eat a food that contains a high percentage of...

• carbohydrates
• fat
• proteins
• sodium

Tags

NGSS.HS-LS1-7

What is one way that fatty acids (lipids) are used in the body?

• for storing energy
• for encoding genetic information
• as the building blocks of antibodies
• as the building blocks of hemoglobin

Which element is found at the positions marked by the dots in the molecule?

• Carbon
• Nitrogen
• Phosphorus
• Sulfur

Tags

NGSS.MS-PS1-1

Many land plants store energy in carbohydrates. When energy is needed, the carbohydrate molecules can be broken down quickly. This chemical reaction produces which of the following monomers?

• Amino Acids
• Lipids
• Monosaccharides
• RNA chains

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-5

Meats, eggs & cheeses are examples of which macromolecules

• monomer
• nucleic acids
• proteins
• carbohydrates

Tags

NGSS.HS-LS1-6