Which of the following would be revealed by a comparison of a cancer cell and a normal cell?
a. Regulation of mitosis is strictly regulated in cancer cells; mitosis is unregulated in normal cells.
b. Cancer cells undergo contact inhibition; normal cells do not.
c. Cancer cells do not undergo contact inhibition; normal cells do.
d. Cancer cells cannot metastasize; normal cells can.
Answer: c. Cancer cells do not undergo contact inhibition; normal cells do.
You might also like to view...
True or false: The energy to carry out the movement of a ribosome comes from GTP
A. true B. false
Consider the role of hormones in plant defense to microbes. How does ethylene control the production of receptors that detect bacterial flagella?
What will be an ideal response?
In eukaryotes, there is a surveillance system that degrades nonfunctional mRNAs that contain termination codons in the coding region. Explain how mRNA degradation is coupled with translation
What will be an ideal response?
A woman who ingests recreational drugs while pregnant, causing decreased attention and intelligence in her child and her grandchild, demonstrates which of the following?
a. teratogen proliferation b. fetal programming c. organogenic distress d. postpartum migration