She could only observe a nucleus in a eukaryotic cell. Prokaryotic cels do not have a nucleus, but the eukaryotic cell does.
Answer:
The pelagic zone refers to open and free waters in the body of the ocean that stretch between the ocean surface and the ocean bottom and are not too close to some boundary, like a shore or the seafloor or the surface.
Explanation:
The Ozone Layer prevents Ultraviolet rays (from the Sun) from reaching Earth.
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Answer;
-Archaeocytes
Cells that move about in the mesohyl, digest particles, and may specialize for other functions are the archaeocytes.
Explanation;
-Archaeocytes are very important to the functioning of a sponge. These cells are totipotent, which means that they can change into all of the other types of sponge cells.
-Archaeocytes ingest and digest food caught by the choanocyte collars and transport nutrients to the other cells of the sponge. In some sponges, archaeocytes develop into gametes.
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Experimental Variable: Orange Trees
IND. Variable: The Fungi
DEP. Variable: Fruit Weight
Control Group: Group A
Experimental Group: Group B
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