Which of the following is true of ubiquitins?
A)Ubiquitin allows cells that are stressed or starving to be recycled.
B)Ubiquitin rids the body of cells that are programmed to have a limited life span.
C)Ubiquitins dispose of large cytoplasmic structures and protein aggregates.
D)Ubiquitins allow cells to dispose of proteins that are only used temporarily as in proteins that help the cell divide.
D)Ubiquitins allow cells to dispose of proteins that are only used temporarily as in proteins that help the cell divide.
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The walls of the alveoli are composed of two types of cells, type I and type II. The function of type II is to ________.
A) secrete surfactant B) trap dust and other debris C) replace mucus in the alveoli D) protect the lungs from bacterial invasion
____________________ teeth start to erupt at about 6 months of age and continue emerging until about 2 years.?
Fill in the blank(s) with correct word
Heparin prevents blood clotting by
A. inhibiting the formation of prothrombin activator and the action of thrombin on fibrinogen. B. interfering with the formation of thrombin and fibrinogen. C. depleting the blood of platelets. D. binding to calcium ions.
Briefly outline the possible fates of glucose in the body
What will be an ideal response