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.
Autosomal recessive inheritance means that the gene in question is located on one of the autosomes. These are numbered pairs of chromosomes, 1 through 22. Autosomes do not affect an offspring's gender.Recessive means that two copies of the gene are necessary to have the trait or disorder.n most cases, there is no previous family history of a recessive condition. Many autosomal recessive conditions occur this way. As mentioned above, a person who carries one copy of an autosomal recessive gene is usually not aware they carry the gene. They do not show any signs of the disease or condition.