According to question, one of the primary benefits of preregistering his hypothesis is that promotes transparency and openness, and shields researchers from suspicions of p-hacking.
Physical characteristics include facial similarities, body language, and the nature of hair and skin. The faces of siblings and children will mostly resemble those of their parents or other family members.
As a result, physical traits are primarily determined by a person's genes. While personality traits determine a person's character, hobbies, likes, dislikes, point of view, and so on.
As a result, the personality traits will be influenced by both genes and the environment in which the person was raised. Both genes and environment have an equal impact on a person's character and personality.
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