The human ovum is between 100 and 200 m long.

A human ovum is the egg I mean.

The human ovum is a tiny structure, measuring about 1/125 of an inch in diameter.

A human ovum had been carefully selected, fertilized in the laboratory, and largely reorganized by artificial means.

In comparison, a human ovum is only about 1/200 of an inch (.13 mm) in diameter.

The discovery of the largest receptor on the human ovum may help improve infertility research.

You'll be carrying, in stasis, a modified human ovum.

The youngest human ovum known at present has already undergone about two weeks' development, and there the embryo is represented by a flat disk.

The first human ovum was described by Allen in 1928.

The knowledge that we now have about fertilization and development of the human ovum speaks to us of the miracle of our existence.