Macromolecules and Enzymes

Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.

• Starch
• Glycogen
• Cellulose
• Chitin

Genetic information is stored in which class of organic compounds?

• proteins
• lipids
• nucleic acids
• carbohydrates

Which group of organic molecules speed up chemical reactions and serve as immune defense mechanisms?

• proteins
• carbohydrates
• nucleic acids
• lipids

Tags

NGSS.HS-LS1-6

Which group of organic molecules serve as long-term energy storage and waterproof coverings?

• proteins
• carbohydrates
• lipids
• nucleic acids

Repeating subunits that make up a polymer are called...

Carbohydrates are

• responsible for cellular transport

• the genetic material

• the main source of energy for life

• insulation

Tags

NGSS.HS-LS1-7

Lipids are (check all that apply)

• a source of energy

• insulation

• shock absorbers

• dna and rna

Saturated Fats ___________, Unsaturated Fats ____________

• are made of glucose, are not made of glucose

• are liquid at room temperature, are solid at room temperature

• are solid at room temperature, are liquid at room temperature

• are mostly animal fats, are mostly plant fats

Some proteins are catalysts in chemical reactions, meaning they speed them up. What are these proteins called?

• monomers

• enzymes

• quickens

• neutrons

Tags

NGSS.HS-PS1-5

All of the following are functions of proteins EXCEPT...

• a system of defense against viruses

• build strong hair, nails, and muscles

• short term energy

• controlling chemical reactions