The Polio Viruses Usually Enter the Body Through

question 65

Multiple Choice

The polio viruses usually enter the body through

• A) the oral route.
• B) contaminated blood.
• C) cuts in the skin.
• D) the respiratory route.
• E) insect bites.

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Definitions:

Cyclin-Cdk

Complexes formed by cyclin and cyclin-dependent kinases that regulate progression through specific phases of the cell cycle.

Cytokinesis

Stage of cell division in which the cytoplasm divides to form two daughter cells.

Prophase

The first stage of mitosis. During prophase the chromosomes become visible as distinct structures, the nuclear envelope breaks down, and a spindle forms.

Mitotic Spindle

The mitotic spindle is a structure composed of microtubules, involved in the segregation of chromosomes during cell division.