Answer:
Eye colour
One of the most common examples. The brown colour is the common type but blue eyes and other variants are due to mutation of the brown eye colour gene. Two blue eyed parents will always give birth to a blue eyed baby.
Widows Peak
It refers to the v-shaped hair line which is dominant compared to straight hairline.
Earlobe
Free earlobe is dominant over attatched ones. It is a notable physical feature.
Chin Cleft
It is another subtle example of inheritance where cleft chin is dominant over non-cleft chin.
Colorblindness
Step-by-step explanation: