Genetic Variations Spring 2010
Vocabulary Phenotype = Physical Characteristics Phenotype = Physical Characteristics Genotype = Genetic code for characteristics Genotype = Genetic code for characteristics Dominant = stronger gene, always shows (capital letter present) Dominant = stronger gene, always shows (capital letter present) Recessive = weaker gene, rarely shows (must have two lower case letters) Recessive = weaker gene, rarely shows (must have two lower case letters)
Gender Male Female
Hairline Widow’s PeakStraight Hairline
Hair Type Curly HairStraight Hair
Eyelash Length Short EyelashesLong Eyelashes
Eye Color Brown EyesLight Eyes (Blue, green, hazel)
Eye Shape Almond Shaped Round Shaped
Ear Lobe Attachment Attached Free Lobe
Nose Size Broad NoseSlender Nose
Nose Shape Roman Nose Straight Nose
Lip Size Broad Lips Thin Lips
Dimples Dimples No Dimples
Freckles Freckles No Freckles
Tongue Roll Can Roll Tongue Cannot Roll Tongue
Hitchhiker’s Thumb No Hitchhiker’s Thumb
Cleft Chin No Cleft Chin
Interlocking Fingers Right thumb on top Left thumb on top