Studies suggest that to become malignant, neoplasms must establish
a. contact inhibition.
b. a blood supply.
c. a nutrient source.
d. a second genetic mutation.
e. uncontrolled mutations.
b
Biology & Microbiology
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Which group of organisms is difficult to control through immunization because of their rapid and unpredictable genetic mutations?
A) vector-borne organisms B) RNA viruses C) Archaea D) DNA viruses
Biology & Microbiology
All of the following are found in eukaryotic cells EXCEPT
a. a nucleus. b. a mitochondrion. c. a nucleoid. d. ribosomes.
Biology & Microbiology
Gases such as oxygen and carbon dioxide can pass through a plasma membrane by simple diffusion, because they are uncharged, nonpolar molecules.
a. true b. false
Biology & Microbiology
The egg and sperm unite to form a zygote. To prevent the new organism from having twice as many chromosomes as its parents,
What will be an ideal response?
Biology & Microbiology