A person must be at least 18 years old to be appointed to the Senate and must be at least 30 to be President or Vice-President of the Senate. As only members of the House of Representatives are eligible to be appointed Prime Minister, the Prime Minister must be at least 18 years old.
â¢ RECESSIVE (adjective). The adjective RECESSIVE has 2 senses: 1. of or pertaining to a recession. 2. (of genes) producing its characteristic phenotype only when its allele is identical. Familiarity information: RECESSIVE used as an adjective is rare. RECESSIVE (noun). The noun RECESSIVE has 1 sense: 1. an allele that produces its characteristic phenotype only when its paired allele is identical. Familiarity information: RECESSIVE used as a noun is very rare.
The words dominant and recessive are encountered in the study of biology, particularly physical traits in the study of genetics. For every physical trait, you receive two copies of the gene, one from your father, and the other from your mother. gene is called dominant when it is often seen and a recessive gene is one that doesnât appear as often or disappears completely. In the case of eye color, brown is the dominant gene while blue is recessive gene.