Answer:
Mast Cells
Explanation:
Mast cells release histamine in the blood stream, when they detect a substance that triggers an allergic reaction, also called an allergen.
Answer:
The correct answer is
18
Groups of the periodic table: The s-, p-, and d-block elements of the periodic table are arranged into 18 numbered columns, or groups.
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Answer:
Rocks
Explanation:
Geo means “earth.” The Earth’s geosphere (sometimes called the lithosphere) is the part of the Earth that includes all the rocks, minerals and landforms of the surface and interior that make up the Earth. It starts at the ground and extends all the way down to Earth’s core.
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Answer:
Product of Meiosis II is the formation of 4 unique cells, with each carrying new assortment of genes and chromosomes.