| What’s DNA got
to do with it?
Sperm without DNA
can still crawl and trigger fertilization events within an egg.
References:
Sadler, P.L.,
and D.C. Shakes. A nucleate C. elegans sperm can crawl,
fertilize oocytes, and direct anterior-posterior polarization of the
1-cell embryo. Meeting of the Society for Developmental Biology. June.
Charlottesville, Va.
Sources:
Diane C. Shakes
College of William and Mary
Department of Biology
P.O. Box 8795
Williamsburg, VA, 23187-8795
From Science
News, Vol. 156, No. 4, July 24, 1999, p. 59. Copyright © 1999,
Science Service. |