Not 'abnormal' as such but certainly unusual. The vast majority of people are right-handed - because it's normally the left-side of the brain that controls movement. In left-handed people, the situation is reversed.
No
No
None occur directly from left-handedness, though it is known to be linked to other genetic disorders.
Right handedness is known as Dexter, and left handedness as Sinister.
Ambidextrous
Right-handedness is considered to be a dominant trait, meaning that it is more likely to be expressed in individuals compared to left-handedness.
Left-handedness is considered to be less common than right-handedness, but it is not necessarily dominated by right-handedness. There is no clear answer as to whether left-handedness is dominant or recessive, as it is influenced by a combination of genetic, environmental, and cultural factors.
Raquel Peisekovicius has written: 'The left-handed child' -- subject(s): Left and right-handedness, Left- and right-handedness, Psychology of Reading, Writing
Yes.
Margaret Macdonald Clark has written: 'Left-handedness' -- subject(s): Laterality, Left- and right-handedness 'Young fluent readers' -- subject(s): Books and reading, Children, Reading 'Teaching left-handed children' -- subject(s): Left- and right-handedness
Left-handedness can have a genetic component, but it is not completely determined by genetics. Research shows that having one or both parents who are left-handed can increase the likelihood of a child being left-handed, but environmental factors can also play a role in the development of handedness.
Soulja Boy is left-handed. He has mentioned his left-handedness in various interviews and social media posts. This is notable as left-handedness is relatively uncommon, with only about 10% of the population being left-handed.