Which characteristic is associated with cancerous cells?
a. well-differentiated
b. large nucleus compared to cytoplasm
c. always encapsulated
d. abnormally slow growth
e. symmetrical growth
ANSWER: b
You might also like to view...
A segment of DNA that specifies a sequence of amino acids in a polypeptide is called a(n)
a. codon. b. intron. c. messenger. d. gene. e. enzyme
Why does sickle-cell hemoglobin (HbS) migrate slower than normal hemoglobin (HbA) during gel electrophoresis?
What will be an ideal response?
Matter is composed of
A. atoms. B. mass. C. molecules. D. energy.
Triclosan is a common antibiotic used in antiperspirants, toothpastes, and antibacterial soaps. You are a doctor studying the evolution of bacterial resistance to triclosan. You need to find a population of nonresistant bacteria
Where should you look? A) In areas where triclosan-containing products are used frequently B) In areas where these triclosan-containing products have not been used C) In areas where bacteria are usually not found D) In areas with low percentages of bacterial infection