A ________ mutation does not cause or propel a cancer's growth and spread.
A) passenger
B) driver
C) somatic
D) germline
A) passenger
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Altering patterns of gene expression in prokaryotes would most likely serve an organism's survival by _____
A) organizing gene expression, so that genes are expressed in a given order B) allowing each gene to be expressed an equal number of times C) allowing an organism to adjust to changes in environmental conditions D) allowing young organisms to respond differently than more mature organisms E) allowing environmental changes to alter a prokaryote's genome
Answer the following statements true (T) or false (F)
1. G proteins and Ras are activated when bound to guanosine diphosphate. 2. One common feature with G-protein coupled, enzyme-linked, and growth factor receptors is that their activation leads to activation of protein kinases. 3. Cyclic AMP activates protein kinase C in producing a cell response. 4. If IP3 binds a Ca2+ ligand-gated ion channel in the endoplasmic reticulum then cytosolic Ca2+ levels will rise in the cell.
Which of the following tests is an agglutination test for the bacterium causing typhoid fever?
A. Widal test B. IMViC C. Quellung reaction D. API 20E system
Which of the following would not occur in the structure marked by the letter "A"?
a. warming of air b. odor detection c. gaseous exchange of oxygen and carbon dioxide to and from blood d. filtering of dust from air e. moisturizing of dry air