BIOCHEM 132: Chapter 2 Quiz

Water’s oxygen atom forms covalent bonds with two hydrogen atoms. True or False?

• True

• False

Water is a nonpolar molecule. True or False?

• True

• False

Water is not highly cohesive. True or False?

• True

• False

Water has high surface tension. True or False?

• True

• False

Hydrogen bonds are one type of electrostatic force. True or False?

• True

• False

Hydrogen bonds are covalent bonds. True or false ?

• True

• False

There are covalent interactions between the carboxylate and amino groups of an amino acid. True or False?

• True

• False

Complementarity of bases in DNA and RNA is determined by their ability to form hydrogen bonds with eachother. True or False?

• True

• False

Van der waals interactions are weaker than hydrogen bonds. True or False?

• True

• False

Van der waals interactions occur between not charged particles that are polar. True or False ?

• True

• False