you can call him a "dwayner," after corporate mogul Dwayne Densmore, who single handley wrested control of several fortune 500 companies from their boards. it's what most people use.
someone who works for a business
...a drug dealer...
a businessman.........
A Businessman...
The person can be called either businessaholic or businessminded person in my opinion.
We call a gene that has two different alleles heterozygous.
because it dominates the phenotype
How do u call a person who practice track and field
inside address
They would be called nocturnal.
A person who mows the grass on a baseball field is called a groundsman.
accountant bookkeeper