Identify the definitions for the following terms.  

You are helping the dentist cement a crown using zinc phosphate cement. The crown fit well during try-in. You mix the cement and load the crown but when the dentist attempts to seat it he/she has difficulty pushing the crown into position at the margin.  What is the most likely cause for this problem?

Alginate powder should be “fluffed” by turning the container upside down and right side up several times before measuring out the appropriate amount. This will remix the heavier components with the lighter ones resulting in the proper amount of material in each scoop.

Thymine dimers CANNOT be repaired in HUMANS by which of the following?

Point mutations in the DNA sequence do NOT cause _____ mutations.

Which type of mutations almost ALWAYS result in serious problems in the final translated protein?

A __________ is a mutation that converts a purine to another purine, and it is __________ common than a __________ mutation.

BONUS: 51. Which of the following statements is TRUE?

Which of the following is NOT TRUE about base excision repair (BER) in eukaryotes?

A __________ is a mutation that converts a purine to another pyrimidine, and it is __________ common than a __________ mutation.