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The signal for aggregation and communal activity by cellular slime molds is
Lactation
Period after childbirth during which milk is formed in the breasts.
Nutrients
Essential substances obtained from food that are necessary for growth, energy, and maintaining body functions.
Internal Cavity
A hollow space within the body that houses organs, such as the thoracic or abdominal cavities.
Embryonic Disc
A flat, circular layer of cells in the early embryo from which the body of the organism begins to develop.
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