Unit 1 AP bio

A covalent bond in which electrons are shared unequally is:

• polar
• a double bond
• ionic
• polyatomic

Electronegativity is...

• how good an atom is at attracting electrons
• the ability of an atom to lose electrons
• the energy required to remove an electron from a specific atom
• how easy it is to make friends. 

Which of the following shows the correct hydrogen bonding in water molecules?

• A
• B
• C

A monosaccharide is a

• carbohydrate
• lipid
• nucleic acid
• protein

Which of the following organic compounds is the main source of energy for living things?

• carbohydrates
• lipids
• nucleic acids
• proteins

Plants store glucose in the form of

• starch
• glycogen
• cellulose
• chitin

Animals store glucose in the form of

• cellulose
• glycogen
• wax
• lipids

Polymers form through _____________

• hydrolysis
• dehydration synthesis
• ATP synthesis
• monomerization

A monomer splits from a polymer through

• ATP synthesis
• monomerization
• hydrolysis
• condensation reaction

What are the 5 elements that are present in macromolecules?

• CHONFe
• CPNaHO
• CHONP
• HHeNFCl