When cells stop responding to normal controls
over growth and division they
a. begin to form a tumor.
b. produce a malignancy.
c. start to die.
d. kill surrounding cells.
e. produce scar tissue
A
You might also like to view...
Which of the following is an example of a chromosomal structural abnormality?
a. inversion b. trisomy c. monosomy d. aneuploidy
What was the probable source of gases
constituting the early atmosphere?
a. other planets orbiting the sun but close enough to the early earth b. meteorites c. volcanoes d. stromatolites e. comets
Which of the following is a cluster of neuron cell bodies found in Planaria?
A. Brain B. Nerve cord C. Ganglion D. Nerve net E. Cephalization
Introns
A) are removed by a complex called the spliceosome. B) are sometimes left in the mRNA sequence for alternative splicing. C) are only found in eukaryotes. D) are considered to simply be junk DNA. E) are removed from mRNA in the cytoplasm.