Ionizing radiation both causes cancer and can be used to treat cancer.
Answer the following statement true (T) or false (F)
True
Ionizing radiation causes chromosomal breakage and cell cycle disruption. This can cause cancer, but it can also be used as a treatment for cancer cells.
You might also like to view...
Chromosomes can be condensed into compact structures, visible with the light microscope, but usually only:
A. while the nuclear pores are open. B. while the proteins are being assembled. C. after the cell is dead. D. while the DNA is being copied into RNA. E. during cell division.
In Drosophila melanogaster there is a sex-linked gene for eye color that is found only on the X
chromosome. The allele for red eye color (Xw+) is dominant over the allele for white eye color (Xw). You examine a vial of 100 flies that are all offspring from a single genetic cross. You see only redeyed females and white-eyed males present. The genotypes of the parents were
a. Xw+Xw+; XwY. b. Xw+Xw; XwY. c. XwXw; Xw+Y. d. Xw+Xw; Xw+Y. e. XwXw; XwY.
Which of the following are symptoms and signs of
Luft’s Syndrome? a. high oxygen consumption. b. constant fever. c. flushed skin. d. weakness. e. all of these.
Choose the proper item below for statements 60–63
a. Thomas Brock b. Stanley Miller c. Jeon Kwang d. Lynn Margulis e. Australian researcher(s) M 60. He/she is a major proponent of endosymbiosis. E 61. He/she very early provided experimental evidence for endosymbiosis. D 62. He/she discovered an organism that contains a heatresistant enzyme. D 63. He/she conducted the first primitive atmosphere simulation experiment.