The other two chromosomes, X and Y, are the sex chromosomes. This picture of the human chromosomes lined up in pairs is called a karyotype. In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46.Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females.n humans, each cell normally contains 23 pairs of chromosomes, for a total of 46. Twenty-two of these pairs, called autosomes, look the same in both males and females.
Mixed government. MIXED GOVERNMENT. A government composed of some of the powers of a monarchical, aristocratical, and democratical government. See Government.
A parliamentary system is a system of government in which the ministers of the executive branch are drawn from and accountable to the legislature, such that the executive and â¦ legislative branches are intertwined. In such a system, the head of government acts as de facto chief executive and chief legislator.n contrast to a presidential republic and the semi-presidential system, the head of state usually does not have broad executive powers as an executive president would, because much of those powers have been granted to a head of government (usually called a prime minister).