Examlex
Describe the three important features that would be necessary to classify the first primitive cells as correct cells.
Fetal Structure
The physical form and organs of a fetus as it develops in the womb, crucial for its growth and development.
Embryo
An early stage of development in multicellular organisms, in humans it refers to the stage from fertilization until the end of the eighth week of pregnancy.
Nutrients
Substances that provide nourishment essential for the growth and maintenance of life.
Genital Organs
The reproductive organs in both males and females, including external structures like the penis and vulva and internal structures like the uterus and testes.
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