In Figure "B" Below, Identify the Tooth, the Number of Cusps

question 28

Multiple Choice

In figure "B" below, identify the tooth, the number of cusps, and groove pattern.

• A) Mandibular second premolar; two cusps; "H" groove pattern
• B) Mandibular second premolar; two cusps; "Y" groove pattern
• C) Mandibular first premolar; two cusps; "U" groove pattern
• D) Mandibular second premolar; three cusps; "U" groove pattern

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Definitions:

Homozygous Genotype

An organism's genetic makeup consisting of two identical alleles for a particular trait.

Heterozygous

Having inherited two genes of different allelic forms for a trait.

Dominant Allele

The allele that is expressed when an individual possesses two different alleles for the same trait.

Recessive Allele

The allele that is not expressed when an individual possesses two different alleles for the same trait.