Cell and Molecular Biology (Bio225) Midterm Examination

This molecules is a ______________

• amino acid

• nucleic acid

• carbohydrates

• lipid

 Which of the following elements is NOT found in carbohydrates?

• Carbon

• Hydrogen

• Nitrogen

• Oxygen

Simple sugars, like glucose, are called __________.

• monosaccharides

• disaccharides

• polysaccharides

• starch

Many __________ come together to form one ______________.

• monomers; polymer

• polymers; monomer

Glycerol and fatty acids are the monomers of ____________.

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Lipids are made of... ..

• CHO

• CHON

• CHONP

• CHONS

Which macromolecule is this?

• carbohydrate

• lipid

• protein

• nucleic acid

_________ is a carbohydrate polymer that humans cannot digest and that make up cell walls of plants.

• Starch

• Cellulose

• Glucose

• Lactose

The monomer unit for cellulose is...

• Glucose

• Galactose

• Amino acids

• Glucose and fructose

Which of the following monosaccharide combination produces sucrose?

• Glucose + fructose

• Glucose + galactose

• Fructose + galactose

• Glucose + glucose