This fertilized ovum, known as a zygote, is a large diploid cell that is the beginning, or primordium, of a human being.

This fertilized ovum, known as a zygote, is a large diploid cell that is the beginning, or primordium, of a human being.

We pray with our hands and often communicate with them. We use them to eat, work, and make love. We employ them as marvelously sophisticated instruments of flexibility and strength, and when they are damaged, we anguish.

You will remember some of what you hear; much of what you read; more of what you see, and almost all of what you experience and understand fully.

A zygote is the beginning of a new human being (i.e., an embryo).