Much can be read on this subject and all major points must be studied, very basically the stages are:
Fertilization
Cleavage
Gastrulation
Organogenesis
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The different stages of human development are -{1} Infant {2} child hood {3} young {4} old age.
Among some animal species, new-borns and adults are highly similar in morphology and ecology -- that is: they look and feed similarly. These are said to have a direct development.Some other animals go through different stages in their life. Best-known examples are toads (which are born as tadpoles) and butterflies (which are born caterpillars). Their development is indirect.The distinction is not black and white: there is a continuum between animals which go through radically different stages and others which are born adult.
The five stages of psychosexual theory of development, proposed by Sigmund Freud, are oral, anal, phallic, latency, and genital stages. These stages represent the different ways in which children's libido (sexual energy) is focused on different erogenous zones of the body, leading to development of personality.
One may find information on the different stages of babies to kids from WebMD. They have many articles on the different stages of child development for parents.
cell, zygote, embryo then fetus!
When the sperm and egg of two animals meet, they create a zygote. It is then called an embryo during the early stages of development and later called a foetus.
In Vedic belief, we all have the same quality of soul; perhaps on different stages of spiritual development. There is no clear teaching on the nature of souls in the Bible.
Sigmund Freud's stages of development are oral, anal, phallic, latency, and genital. These stages focus on different aspects of a person's psychosexual development, with each stage associated with a particular area of the body and potential psychological conflicts. Freud believed that successful navigation through these stages was crucial for healthy personality development.
Embryological development is the development of an embryo. An embryo is the beginning stages of life. Humans, other animals and some plants have the embryonic stage.
first,egg next,baby lastly,adult
Sigmund Freud formulated the theory of psycho-sexual stages of development. According to this theory, individuals go through five stages—oral, anal, phallic, latent, and genital—each with a focus on a different erogenous zone. These stages are believed to shape personality development.
The young or embryo of an animal in the womb, or in the egg; often restricted to the later stages in the development of viviparous and oviparous animals, embryo being applied to the earlier stages.