Cancer Cells ____

question 64

Multiple Choice

Cancer cells ____.

• A) maintain telomerase function
• B) have longer telomeres than normal cells
• C) eventually die due to shortening chromosomes
• D) have circular chromosomes
• E) cannot replicate their DNA

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Definitions:

Sexual Reproduction

A type of reproduction in which two gametes (usually, but not necessarily, contributed by two different parents) fuse to form a zygote. Compare with asexual reproduction.

Genetic Variation

The diversity in gene frequencies within a population, resulting from mutation, sexual reproduction, and other genetic processes, contributing to the population's adaptability.

Evolution

Any cumulative genetic changes in a population from generation to generation. Evolution leads to differences in populations and explains the origin of all the organisms that exist today or have ever existed.

Cell Theory

The scientific theory that the cell is the basic unit of life, of which all living things are composed, and that all cells are derived from pre-existing cells.