The role of Voltage Sensitive Na⁺ Channels (VSSC inneuron signaling)is:             

a) Initiation of depolarization  

b) propagation ofdepolarization       

c) space from an axonal membrane of aneuron to dendrite membrane of nextneuron                

d) release of neurotransmitter

ATP production during aerobic respiration is by whichmechanism:       

a) substrate levelphosphorylation   

b)oxidative-phosphorylation  

c) both substrate-level andoxidative-phosphorylation  

d) This depends upon thetemperature

e) this depends upon the pH

ATP production during glycolysis is by which mechanism:

a) substrate-levelphosphorylation   

b)oxidative-phosphorylation  

c) both substrate-level  andoxidative-phosphorylation  

d) this depends upon thetemperature

e) this depends upon the pH

Which is not a postulate of cell theory:

a) all life is made of cells

b) heredity is controlled by genes

c) all cells come from pre-existingcells   

d) all cells aremicroscopic  

If a molecule has a molecular weight (mw) of 3,685 daltons (Da),then how many grams are required to make 1.0 mole:

a)  3,685g   

b) 368.5 g   

c) 36.85 g    

d) 3.7 g