Examlex
Write the product as a sum or difference of trigonometric functions.
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Dizygotic Twins
Also known as fraternal twins, these are siblings born from two separate eggs fertilized by two different sperm, sharing about 50% of their DNA.
Fertilized Ova
A zygote formed when an egg cell is fertilized by a sperm, marking the beginning of embryonic development.
Germinal Period
The initial two weeks of prenatal development after conception, characterized by rapid cell division and the beginning of cell differentiation.
Fertilization
The process of a sperm cell uniting with an egg cell, leading to the formation of a zygote and the beginning of pregnancy.
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