With dominant phenotype, you may have a dimple on one side, or both. Eye Color: Eye color, as well as hair and skin, is a complex trait; not a case of simple inheritance. The main pigment is melanin, and the more melanin, the darker the color. Although the genetics of eye color is complex, alleles for production of melanin dominate those for lack of melanin. So if we evaluate eye color as brown dominant or non-brown recessive , it can be treated as a characteristic of simple inheritance.
Young man with prominent facial dimples. Thanks for the pic Jack. Your dimples rock! Virtual Cell Biology. Cell Biology. Test Questions. FREE Printable. Genetic Complete Dominance Quiz. It is also very difficult to deceive you. You have an innate quality to see through the lies of other people. For these reasons, you are highly valued by your friends and family members, who often come to you to seek your advice.
And more often than not, you advise wisely. But all of this does not mean that you are a serious person. On the contrary, your wit can lighten up even the gloomiest of places.
Your quirky sense of humor makes you a people magnet in social gatherings. You are also a romantic who knows exactly how to handle courtships.
You know precisely what to say and when to say it. If crossover postures are rooted in genetics, the left thumb or arm on top position should be more common among individuals from families with left-handed relatives and left-handed genes as compared to those from families without left-handers.
Bryden found the majority of those he studied, whether they were right- or left-handed or from families with or without left-handed relatives, put the left thumb or arm in the top position. Bryden concluded that crossover behaviors are intriguing stable habits but not connected to handedness. You must be logged in to post a comment. Home Biography Research. Arm folding: Right arm over the left arm. Arm folding: Left arm over the right arm. Leave a Reply Cancel reply You must be logged in to post a comment.
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