Three-dimensional picture of <em>Pellia epiphylla</em> sperm cell
Andrew Blackwell Southern Illinois University Plant Biology Carbondale Illinois USA
Liverwort, Sperm cell
This is a three-dimensional image of a sperm cell of the liverwort, Pellia epiphylla, drawn from two-dimensional TEM images. Sperm cells are released from the male antheridia located on the thallus and swim to a receptive female egg. Upon fertilization, a zygote is formed.
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