Either Give an Example or Prove That There Are None

question 63

Essay

either give an example or prove that there are none.
-A simple digraph with indegrees 0, 1, 1, 2 and outdegrees 0, 1, 1, 1.

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Definitions:

Gynecology

A medical practice dealing with the health of the female reproductive systems (vagina, uterus, and ovaries) and the breasts.

Prenatal

Pertaining to the period or development before birth.

Oogenesis

The process of egg cell (ovum) production in females, which occurs in the ovaries.

-genesis

A suffix in biology and medicine indicating the formation, production, or origin of something.