One of the Last Steps in the Disintegration of Uranium

question 39

Multiple Choice

One of the last steps in the disintegration of uranium is . What particle is emitted in this reaction?

• A)(  particle)
• B)neutron
• C)proton
• D)electron
• E)positron

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Definitions:

Cell Wall

The cell wall is a rigid layer that lies outside the plasma membrane of the cells of plants, fungi, and bacteria, providing strength and protection against mechanical stress and osmotic pressure.

Plasma Membrane

The membrane found at the boundary of cells, responsible for controlling the passage of substances in and out of the cell.

Telophase

The final stage of cell division (mitosis and meiosis), where the chromosomes arrive at opposite poles, nuclear membranes reform, and the cell begins to split.

Differentiation

The process by which cells become specialized in structure and function.