The Human Genome Refers to

question 29

Multiple Choice

The human genome refers to

• A)all living human beings.
• B)the total variations in human cells.
• C)all of the genes in the cell.
• D)human mutations caused by gene defects.

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Definitions:

Cerebrospinal Fluid

A clear, colorless body fluid found in the brain and spinal cord, acting as a cushion and providing basic mechanical and immunological protection to the brain.

Choroid Plexus

A network of cells in the ventricles of the brain that produce cerebrospinal fluid.

Ventricle

A chamber of the heart or brain that receives or pumps out blood or cerebrospinal fluid, respectively.

Arbor Vitae

Refers to the treelike appearance of the cerebellar white matter when viewed in cross section, important for the coordination of muscle movements.