Which is true regarding Herceptin therapy?
A) It neutralizes the growth factor EGF.
B) It acts as an immunotoxin to target and kill cancer cells.
C) It is used to treat some breast cancer patients.
D) It is a vaccine to prevent the development of cancer.
E) It is an endotoxin that stimulates TNF by macrophages.
C
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________ activate repressor proteins, thereby decreasing the synthesis of certain enzymes.
A. Modulators B. Corepressors C. Effectors D. Inducers
A Pasteur flask has a(n)
A) swan neck to prevent particulate matter from getting into the main body of the flask. B) double neck so two substances may be added at the same time. C) secondary opening at the base to allow for drainage. D) inverted upper edge to prevent spillage while swirling.
Members of the genus Thiothrix are sheathed bacteria that can replicate by releasing gonidia from the open end of the sheath.
Answer the following statement true (T) or false (F)
________are the most genetically modified organisms used by scientists
a. Bacteria b. Chickens c. Goats d. Cows e. Mice