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Fertilization is the fusing of the gametes; a sperm cell and an ovum (egg cell) fuse to form a single-cell zygote.This is the beginning of the diploid phase of the human life cycle after two genetically unique haploid cells created via meiosis and chromosomal translocation combine their DNA and begin to develop into a multi-cellular organism.
According to the National Conference of State Legislatures, [28] many US States have their own definition of personhood which expands upon the federal definition of personhood, and Webster v. Reproductive Health Services declined to overturn the state of Missouri's law stating that The life of each human being begins at conception ...
One such revision was Webster's Imperial Dictionary, based on John Ogilvie's The Imperial Dictionary of the English Language, itself an expansion of Noah Webster's American Dictionary. Following legal action by Merriam, successive US courts ruled by 1908 that Webster's entered the public domain when the Unabridged did, in 1889. [27]
Similar to the earlier work of M. L. Perkins, they used Webster's New International Dictionary as their source. From this list of approximately 400,000 words, Allport and Odbert identified 17,953 unique terms used to describe personality or behavior. [16] This is one of the most influential psycholexical studies in the history of trait ...
A person (pl.: people or persons, depending on context) is a being who has certain capacities or attributes such as reason, morality, consciousness or self-consciousness, and being a part of a culturally established form of social relations such as kinship, ownership of property, or legal responsibility.
Happiness, or the state of being happy, is a human emotional condition. The definition of happiness is a common philosophical topic. Some define it as experiencing the feeling of positive emotional affects, while avoiding the negative ones. [328] [329] Others see it as an appraisal of life satisfaction or quality of life. [330]
A man is an adult male human. [a] [2] [3] Before adulthood, a male human is referred to as a boy (a male child or adolescent). Like most other male mammals, a man's genome usually inherits an X chromosome from the mother and a Y chromosome from the father. Sex differentiation of the male fetus is governed by the SRY gene on the Y chromosome.
Dignity is the right of a person to be valued and respected for their own sake, and to be treated ethically. In this context, it is of significance in morality, ethics, law and politics as an extension of the Enlightenment-era concepts of inherent, inalienable rights.