As part of their separate heritage, mitochondria possess their own DNA
a. True
b. False
Indicate whether the statement is true or false
True
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Which type of muscle cell exhibits a longer refractory period?
A. Cardiac muscle cell B. Skeletal muscle cell
The binding of RANKL to RANK causes ___________ (name of cells) to differentiate into ___________ (name of cells)
Fill in the blank(s) with correct word
A 9-year-old boy was admitted to the emergency department complaining of nausea, vomiting, fever, and loss of appetite. On examination, he was found to have tender- ness and pain on the right lower quadrant. Based on signs and symptoms, the diagnosis of acute appendicitis was made. During an appendectomy performed at McBurney's point, which of the following structures is most likely to be injured?
(A) Deep circumflex femoral artery (B) Inferior epigastric artery (C) Iliohypogastric nerve (D) Genitofemoral nerve (E) Spermatic cord
Describe the basic sequence of events that occurs as an action potential arrives at the neuromuscular junction and is transmitted to the muscle cell