Answer:
the answer is the white blood caells.
From the deepest to most superficial: pia mater, arahnoid, dura mater
The part of plants that serves as anchorage is the root.
<h3>What anchors plant?</h3>
Plants can grow on different media ranging from soil, rocks, to water.
The primary organ that anchors plants to these growing media is the root.
Plant roots also serve to conduct mineral nutrients and water from growth media to the body of the plants.
More on plant's roots can be found here: brainly.com/question/8647279
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Because there always needs to be something that starts it off. Eg: If there was no grass, there would be no animals.
