Actin is an ATPase enzyme
Indicate whether the statement is true or false.
FALSE
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Place the following steps of NK cell killing in order. 1. Secretion of perforin 2. Realignment of Golgi apparatus 3. Lysis of abnormal cell 4. Recognition and adhesion
A) 4, 2, 1, 3 B) 2, 1, 4, 3 C) 4, 1, 2, 3 D) 1, 2, 4, 3 E) 1, 4, 3, 2
What is the location of the Oropharynx?
What will be an ideal response?
During the postabsorptive phase of metabolism
A. the liver exports lactate to the muscles, which use it for fuel. B. glycogen in muscle cells is broken down to glucose, which is released into the blood. C. glycerol and fatty acids are rapidly assembled into triglycerides in adipose tissue. D. triacylglycerols in adipose tissue are broken down to glucose by lipolysis. E. liver glycogen is broken down to glucose, which is released into the blood.
Tara discovers a rapidly growing lump that doubles in size over a month. A doctor does a biopsy and discovers it's a form of cancer, which can result if
A. mitosis is too infrequent. B. the cell cycle runs backward. C. the cell cycle stops. D. mitosis is too frequent.