Inside a Pollen Grain (IMAGE)

Cold Spring Harbor Laboratory

Inside a Pollen Grain

Caption

Inside a single pollen grain: a faint arc (arrow) suggests a connection between interior, or cytoplasm, of sperm (green) and the grain's vegetative nucleus (red). It is thought that easiRNAs move from the vegetative nucleus into sperm via such connections.

Credit

Martienssen lab, CSHL

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