Stem-Cell Research Is Exciting to Scientists Because It Has the Potential

question 397

Multiple Choice

Stem-cell research is exciting to scientists because it has the potential to:

• A) help people recover from brain injury.
• B) help people to recover from spinal cord damage.
• C) help people recover from brain diseases such as Alzheimer's disease.
• D) do all of the above.

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Definitions:

Mitotic Division

A type of cell division in eukaryotic cells where a single cell divides to produce two genetically identical daughter cells.

Mitosis

A type of cell division in eukaryotic cells that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus.

Telomerase

An enzyme that adds nucleotide sequences to the ends of chromosomes, thereby preventing their shortening during cell division.

Malignant Cells

Abnormal cells that divide uncontrollably and have the potential to invade other tissues, leading to cancer.