Macromolecules Quick Review

Match the following phrases to describe the composition of macromolecules

• Proteins

• Nucleotides are linked to form

• Nucleic Acids

• Monosaccharides are linked to form

• Lipids

• Amino acids are linked together to form

• Carbohydrates

• Fatty acids are linked together to form

What is the red arrow pointing to in this molecule?

• A carbon atom.

• A bond between an oxygen atom and a carbon atom

• A nitrogen atom bonded to a water molecule

• An oxygen atom.

Tags

NGSS.HS-LS1-6

The elements found in this structure are carbon, hydrogen, ​ ​ (a)   and​ (b)  

The structure is a(n) ​ (c)   , which is the monomer of ​ (d)   .

• oxygen
• nitrogen
• amino acid
• proteins
• carbon
• hudrogen
• monosaccharide
• fatty acid
• carbohydrate
• nucleic acid

Tags

NGSS.HS-LS1-6

What type of foods can be broken down into this monomer?

• bread

• steak

• chicken

• butter

• hamburgers

Tags

NGSS.HS-LS1-6

NGSS.HS-LS1-7

Which of the following elements is found in proteins but not found in carbohydrates or lipids?

• Oxygen

• Nitrogen

• Hydrogen

• Carbon

Answer explanation

Carbohydrates: CHO

Lipids: CHO

Proteins: CHON

Nucleic acids: CHONP

Tags

HS-LS1-6

Classify the items under the correct macromolecule category

Groups:

(a) Carbohydrates

,

(b) Lipids

,

(c) Protein

,

(d) Nucleic acids

• long term energy storage, insulation, protection, main component of cell membrane

• stores genetic informtion

• fatty acids

• short term energy, main component of plant cell walls

• amino acids

• nucleotides

• the directions for making proteins

• 
• 
• 
• 
• monosaccharide

• 
• muscle repair, enzymes, structure & support, antibodies

• 
• 
• 

Tags

NGSS.HS-LS1-6

NGSS.HS-LS3-1

Which of the following is a carbohydrate? (select all that apply)

• amylase

• cellulose

• fructose

• galactase

• amylose

Which macromolecules have a carbon-nitrogen bond? (select all that apply)

• carbohydrates

• lipids

• proteins

• nucleic acids

Nitrogen has many important uses in the human body. Why type of molecules can be broken down to increase the nitrogen levels in the body?

• carbohydrates

• lipids

• proteins

• nucleic acids

Match the following

• Provides energy for cellular processes, provides structure for cell walls

• Proteins

• Store genetic information for the cell

• Nucleic acids

• provide structure, includes enzymes that catalyze reactions inside the cell

• Carbohydrates

• Long term energy storage, and allow for transport of certain molecules in and out of the cell

• Lipids

Tags

B.9.A