AP Bio Insta-Review Topic 4.1

What type of bond is found in water molecules?

• Covalent

• Hydrogen

• Ionic

• Van der Waals

Water property responsible for water movement up the stem

• Adhesion and cohesion

• Less dense as solid

• Specific heat

• Surface tension

Water property responsible for evaporative cooling

• Adhesion and cohesion

• Less dense as solid

• Specific heat

• Surface tension

Water property responsible for lake life surviving winter

• Adhesion and cohesion

• Less dense as solid

• Specific heat

• Surface tension

What type of bond is found between water molecules?

• Covalent

• Hydrogen

• Ionic

• Van der Waals

What property of water is responsible for skipping rocks on a pond?

• Adhesion

• Cohesion

• Evaporative Cooling

• Less Dense as Solid

What property of water is responsible for aquatic life surviving winter?

• Adhesion

• Cohesion

• Evaporative Cooling

• Less Dense as Solid

What property of water is used by organism during sweating?

• Adhesion

• Cohesion

• Evaporative Cooling

• Less Dense as Solid

Where are hydrogen bonds in proteins?

Note: There is more than one answer to this. Focus on the place where ONLY hydrogen bonds exist.

• Between amino acids

• Between backbone

• Between the R groups

• Between polypeptides

Where are hydrogen bonds in nucleic acids?

• Between carbons in sugar ring

• Between nitrogenous bases

• Between nucleotides

• Between phosphates