Light Micrograph of longitudinal section of ovule of "Pinus," a conifer, at fertilization. The pollen tube has grown down the micropyle, and a sperm nucleus is in contact with the egg nucleus in one ovum.
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Details
Creative#:
TOP22222026
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
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No
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No
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