Skip Navigation
The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
Donate Now Get Free Videos

Slideshow: Entire Image Gallery by EHD

A Human Cell

#8, Slide 7 of 312

From The Biology of Prenatal Development.Buy Now

Label Key:

1. cell membrane
2. nucleus
3. endoplasmic reticulum
All ages referenced to fertilization, not last menstrual period.
When does health begin? Find out now.
Help give babies a healthy start and a healthy future. Donate now.