Smiley Face Genetics Smiley Face Genetics - Shelly'S Science Spot printable pdf download

Smiley Face Genetics Smiley Face Genetics - Shelly'S Science Spot

Name: _____________________________________

Date: ____________________

Life Science

Period: __________________

Genetics

Smiley Face Genetics

Laboratory Analysis

Part A: Smiley Face Comparison

How does your smiley face compare to the ones created by your classmates? Choose two smiley

faces that are displayed near your smiley face and compare each of the 12 traits. Indicate the

phenotype for each trait in the chart.

Trait

My Smiley Face

Smiley by:

Face shape

Eye shape

Hair style

Smile

Ear style

Nose style

Face color

Eye color

Hair length

Freckles

Nose color

Ear color

_____ D

_____ R

_____ D

_____ R

_____ D

_____ R

1. Which of the three smiley faces listed above has the most dominant traits? ________________

2. Which of the three smiley faces listed above has the most recessive traits? ________________

3. What is the probability that a smiley face will have a green face? ____ out of ____, or ______%

4. How many smiley faces in the class have a green face?

____ out of ____, or ______%

Smiley Face Genetics Smiley Face Genetics - Shelly'S Science Spot